Which molecules have \({\text{s}}{{\text{p}}^{\text{2}}}\) hybridization?

I.     \({{\text{C}}_{\text{2}}}{{\text{H}}_{\text{4}}}\)

II.     \({{\text{C}}_{\text{4}}}{{\text{H}}_{{\text{10}}}}\)

III.     \({{\text{C}}_{\text{6}}}{{\text{H}}_{\text{6}}}\)

A.     I and II only

B.     I and III only

C.     II and III only

D.     I, II and III

B