Update configure-contextual-file-folder-exclusions-microsoft-defender-antivirus.md

Author: denisebmsft

defender-endpoint/configure-contextual-file-folder-exclusions-microsoft-defender-antivirus.md

@@ -31,7 +31,7 @@ There are four restrictions you can apply to limit the applicability of an exclu
 
 - **Scan type restriction**. Enables you to define the required scan type for an exclusion to apply. For example, you only want to exclude a certain folder from Full scans but not from a "resource" scan (targeted scan).
 
-- **Scan trigger type restriction**. You can use this restriction to specify that the exclusion should only apply when the scan was initiated by a specific event, such as:
+- **Scan trigger type restriction**. You can use this restriction to specify that the exclusion should only apply when the scan is initiated by a specific event, such as:
   - on demand;
   - on access; or 
   - originating from behavioral monitoring.