Identify the Atomic Orbitals in the C-H Sigma Bond in Acetylene

Multiple Choice

Identify the atomic orbitals in the C-H sigma bond in acetylene (ethyne) .

A) (2sp²,1s)
B) (2sp³,2sp³)
C) (2sp,2sp)
D) (2p,2p)
E) (2sp,1s)