What Can Be Stated About the Name of 3-Methyl-4-Ethylhexane

What can be stated about the name of 3-Methyl-4-Ethylhexane?
(Hint:
Draw the molecule from the name given and then try to rename it.)

A) This name is a valid name for a compound.
B) This name is incorrect because it provides the wrong numbering scheme. The compound should be named 3-Ethyl-4-Methylhexane.
C) This name is incorrect because the longest chain is five carbon atoms long and there is only one substituent. The name of the compound should be 3-sec-butylpentane.
D) This name is incorrect because the longest chain is five carbon atoms and there are two substituent groups. The name of the compound should be 2,3-Diethylpentane.
E) This name is incorrect. There are nine carbon atoms and therefore the compound should be named nonane.