Beekeepers and Scientists Are Very Troubled by a Recent Decline

Beekeepers and scientists are very troubled by a recent decline in bee populations around the world. What would you predict as a likely consequence of the widespread disappearance of bees?

A) loss of crop productivity
B) decline in conifer numbers
C) disappearance of mosses and ferns
D) inability of plants to obtain enough nitrogen
E) increase in prevalence of seedless vascular plants