With Regard to Flowering Plants, Which Statement Is True

Multiple Choice

With regard to flowering plants, which statement is true?

A) All angiosperms can be classified into one of two two groups: monocots or eudicots.
B) In terms of floral organization, radial symmetry is a more derived trait.
C) Pollination in angiosperms is mediated exclusively by animals or insect vectors.
D) Species that are dioecious do not have perfect flowers.
E) Carpels are derived from tepals.