A Genus of Primarily Wind-Pollinated Plants Includes One Unusual Species

A genus of primarily wind-pollinated plants includes one unusual species that has evolved to be pollinated by insects. Several morphological changes have accompanied this adaptation. The ______________ are more colorful, there is a nectary at the base of the ______________, the ________________ are shorter and produce sticky pollen, and the __________________ are stickier for enhanced pollen capture.

A) petals, stamens, sepals, carpels
B) petals, sepals, stamens, carpels
C) stamens, carpels, petals, sepals
D) petals, sepals, carpels, stamens