Answer :
Assuming this is talking about isomers, molecules with the same number of elements but built differently are called isomers, therefore for molecules with 5 carbons, we can have 3 structurally different compounds possible
Assuming this is talking about isomers, molecules with the same number of elements but built differently are called isomers, therefore for molecules with 5 carbons, we can have 3 structurally different compounds possible