The difference between a carbene and a carbanion is

Options

A. A carbene is a positively charged species while a carbanion is a neutral species
B. A carbene is an organic molecule used to power green cars while a carbanion is any organic molecule that will not split from its grouping
C. Although both have a lone pair of electrons, a carbene is neutral species while a carbanion has a negative charge
D. A carbene remains cohesive while a carbanion is constantly shifting (which is why soda tastes fizzy)