Oat is a . . . . . . . . pollinated crop.

Answer: Option A

Oat is a self-pollinated crop.
oats, (Avena sativa), domesticated cereal grass (family Poaceae) grown primarily for its edible starchy grains. Oats are widely cultivated in the temperate regions of the world and are second only to rye in their ability to survive in poor soils.
The oat is a winter cereal crop native to the Mediterranean region. It's a self-pollinated crop with a limited range of diversity.