Question

what occupation did john adams father have during the spring and summer months? merchant farmer mechanic

Explanation:

John Adams' father, John Adams Sr., was a farmer. Farming activities are typically more prominent in spring (planting) and summer (growing and some harvesting) months. Merchants are more involved in trade throughout the year, not specifically tied to spring - summer as a primary occupation period. Mechanics work on repairing and making things, which is not season - specific in the way farming is.

Answer:

farmer