A cycloalkane.?

A. has two fewer carbon atoms than the corresponding alkane.
B. has two fewer hydrogen atoms than the corresponding alkane.
C. contains - CH3 groups joined by single bonds.
D. always contains a three carbon ring.
E. has no hydrogen atoms.

b.has fewer hydrogen atoms than corresponding alkane
B. I think because it is cyclohexane, so it has to join the carbon at the ends, therefore removing two hydrogens.

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