The measures of two angles of a triangle are x and 4x. Which of these expressions represents the measure of the third angle?

A.) 180 + x + 4x

B.) 180 - x - 4x

C.) 180 - x + 4x

D.) 180 + x - 4x

A.) 180 + x + 4x

B.) 180 - x - 4x

C.) 180 - x + 4x

D.) 180 + x - 4x