1. Go to Admin>Classifications.
2. Select the 'Activity Type' table and double-click to open this.
3. Click the arrow to the left of 'Grant Requirement' to expand this and reveal the list of fields containing the Type value you want to edit. 
4. Hover your cursor over the value in question and click the pencil icon to open an Activity Type Classification edit window.
5. Make any edits or changes to the description or options here as desired and click 'OK'.