Consider the following transformations
`CH_(3)COOH overset(CaCO_(3))to A overset("Heat")to B underset(NaOH)overset(I_(2))C`
The molecular formula of C is
A. `CH_(3)-underset(I)underset(|)overset(OH)overset(|)(C)-CH_(3)`
B. `ICH_(3)-COCH_(3)`
C. `CHI_(3)`
D. `CHI_(3)I`
