How many sigma and pi bonds are present in the following molecules given below:
CH≡C−CH=CH−CH₃
A.Sigma C−Cbonds =4, sigma C−H bonds =6, pi C−Cbonds =3
B.Sigma C−Cbonds =5, sigma C−H bonds =6, pi C−Cbonds =2
C.Sigma C−Cbonds =4, sigma C−H bonds =2, pi C−Cbonds =5
D.Sigma C−Cbonds =4, sigma C−H bonds =4, pi C−Cbonds =4