Assume That $D$ And $R$ Have Units of Meters $T$ Has Units of Seconds

Multiple Choice

Assume that $D$ and $R$ have units of meters, $T$ has units of seconds, $m$ and $M$ have units of kilograms, $V$ has units of meters per second, and $g$ has units of $\mathrm{m} / \mathrm{s}^{2}$ . Which of the following equations has selfconsistent units?

A) $\mathrm{D}=m \mathrm{R}^{2}$
B) $m=M\left[1+R^{2}\right]$
C) $\mathrm{D}=[1-\mathrm{m} / \mathrm{M}] g \mathrm{~T}^{2}$
D) $g=m v^{2} / \mathrm{R}$
E) $\mathrm{D}=v^{2} / \mathrm{R} T$
F) None of these can be correct.