What commonality do all flowering plants share with all nonflowering plants?

Question

A. The production of pollen B. The necessary structures for asexual reproduction C. The production of spores D. The necessary structures for sexual reproduction

Answer 1

The commonality that all flowering plants share with all nonflowering plants is:

D. The necessary structures for sexual reproduction.

Both flowering plants (angiosperms) and nonflowering plants (such as gymnosperms) reproduce sexually through the production of gametes and the fertilization process, although the mechanisms and structures may differ.