question: Most modern seed plants are angiosperms, which produce seeds in the ovaries of what basic structure?
distractor3: leaves
distractor1: stems
distractor2: cells
correct_answer: flowers
support: Most modern seed plants are angiosperms that produce seeds in the ovaries of flowers. Ovaries may develop into fruits. Flowers attract pollinators, and fruits are eaten by animals, which help disperse the seeds.