Question

The table below describes the planting method used for some vegetables. Which field in this table can you define as the primary key?

Sr. No.
Name
Planting method
Planting time

Answer 1

The answer is NOT PLANTING TIME or NAME if that helps.

Answer 2

The vegetables should be named by it's specific name and it's planting method should be written down as well as the time it was planted. The Sr. No. should be there so the person can tell the difference between each plant.

Step-by-step explanation: