The C-O bond in carbonyls is polarised, and hence the carbonyl carbon and carbonyl oxygen act as _________ and ________ respectively.

The C-O bond in carbonyls is polarised, and hence the carbonyl carbon

1.	The C-O bond in carbonyls is polarised, and hence the carbonyl carbon and carbonyl oxygen act as _________ and ________ respectively.
A.	electrophile; nucleophile
B.	nucleophile; electrophile
C.	Lewis base; Lewis acid
D.	electrophile; Lewis acid
Answer» B. nucleophile; electrophile