Note:

If you are interested in a June (summer 1) course only, write “N/A” in the required July Course & Number 1.
If you are interested in a July (summer 2) course only, write “N/A” in the required June Course & Number 1.

Courses 2 and 3 in both options (June – Summer 1 /July – Summer 2) are optional courses in case your first option is not available