What Are the Possible Combinations of Multiple Bonds and Rings

Multiple Choice

What are the possible combinations of multiple bonds and rings if a compound's index of hydrogen deficiency equals 3?

A) three rings; two rings and two double bonds; one ring and two triple bonds
B) three rings; two rings and a triple bond; one ring and two triple bonds; three triple bonds
C) three rings; two rings and a double bond; one ring and two double bonds; one ring and one triple bond; one double bond and one triple bond
D) three rings; two rings and a double bond; one ring and two double bonds; one ring and two triple bonds
E) two rings; two rings and a double bond; one ring and two double bonds; one ring and one triple bond