Which of the following will racemize in presence of acid or base traces in aqueous medium?
A. `Me-underset(O)underset(||)C-underset(CH_(3))underset(|)overset(CH_(3))overset(|)C-Ph`
B. `Me-underset(O)underset(||)C-CH_(2)-underset(D)underset(|)overset(H)overset(|)C-CH_(3)`
C. `Me-underset(H)underset(|)overset(Et)overset(|)C-underset(H)underset(|)overset(Me)overset(|)C-underset(O)underset(||)C-Ph`
D. `Ph-underset(O)underset(||)C-underset(CH_(3))underset(|)overset(H)overset(|)C-CH_(2)-CH_(3)`
