Use the Combinations Formula
Use the Formula For $$\mathrm { n } ^ { \mathrm { C } _ { \mathrm { r } } }$$

Multiple Choice

Use the Combinations Formula
Use the formula for
$$\mathrm { n } ^ { \mathrm { C } _ { \mathrm { r } } }$$ to evaluate the expression.
-In a student government election, 5 seniors, 3 juniors, and 2 sophomores are running for election. Students elect four at-large senators. In how many ways can this be done?

A) 210
B) 5040
C) 151,200
D) 30