six
five
seven
four
Answer is Wrong!
Answer is Right!
The correct answer is $\boxed{\text{D}}$. Methane is a molecule with the chemical formula $\ce{CH4}$. It is a tetrahedral molecule with a carbon atom at the center and four hydrogen atoms bonded to it. Each carbon-hydrogen bond is a single bond.
Option A is incorrect because there are only four carbon atoms in methane, not six.
Option B is incorrect because there are only four hydrogen atoms in methane, not five.
Option C is incorrect because there are only four carbon-hydrogen bonds in methane, not seven.