fix map description text and remove comment

Author: jyaistMap

guide/10-mapping-and-visualization/managing-offline-map-areas.ipynb

@@ -78,7 +78,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Let us use a fire first responder web map and take it offline."
+    "Let's user a hydrology _web map_ depicting the Middle Little Missouri River Sub Basin from the [National Hydrology Dataset](https://www.usgs.gov/national-hydrography/national-hydrography-dataset) in the state of North Dakota in the United Sates."
    ]
   },
   {
@@ -116,7 +116,6 @@
     }
    ],
    "source": [
-    "#wm_item = gis.content.get('3e7159ee4c6c4e6faf2ca2bd066ee972')\n",
     "wm_item = gis.content.get(\"6d7330a7f3f5438ebcbc6fe23f8abcc8\")\n",
     "wm_item"
    ]
@@ -142,7 +141,7 @@
    "metadata": {},
    "source": [
     "### Creating offline areas with _Bookmarks_\n",
-    "We're working with a _web map_ depicting wetlands data from subwatersheds within the Little Missouri River basin area of North Dakota. We've created [`bookmarks`](/python/api-reference/arcgis.mapping.toc.html#arcgis.mapping.WebMap.bookmarks) in the _web map_ for areas surrounding three subwatersheds:"
+    "The _web map_ depicts wetlands data from subwatersheds within the Little Missouri River basin area of North Dakota. We've created [`bookmarks`](/python/api-reference/arcgis.mapping.toc.html#arcgis.mapping.WebMap.bookmarks) in the _web map_ for areas surrounding three subwatersheds:"
    ]
   },
   {
@@ -169,7 +168,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "We'll create an offline area for the bookmark called \"Lower Garner Creek\". We'll also limit the data extracted into the offline map area package to specific layers in the web map. We'll include a subwatershed boundaries layer and a wetlands layer designating features we want our field workers to update. Let's first look at the list of layers from our web map so we know how to create a list of layers for the `ignore_layers` argument. We'll import the [`FeatureLayer`](/python/api-reference/arcgis.features.toc.html#arcgis.features.FeatureLayer) class to examine some properties of each layer in the web map:"
+    "We'll create an offline area for the bookmark called _Lower Garner Creek_. We'll also limit the data extracted into the offline map area package to specific layers in the web map. We'll include a subwatershed boundaries layer and a wetlands layer designating features we want our field workers to update. Let's first look at the list of layers from our web map so we know how to create a list of layers for the `ignore_layers` argument. We'll import the [`FeatureLayer`](/python/api-reference/arcgis.features.toc.html#arcgis.features.FeatureLayer) class to examine some properties of each layer in the web map:"
    ]
   },
   {