Which of the Following Compounds Are Tertiary (3 ^$\circ$ )amines?
A)1 and 2
B)1 and 3
C)1,2 and

Which of the following compounds are tertiary (3 ^$\circ$ ) amines?

A) 1 and 2
B) 1 and 3
C) 1,2 and 3
D) 1,2,3 and 4