In a particular situation ‘A’ is 4 years elder to ‘B’. 16 years later ‘A’ will be thrice of his present age and ‘B’ will be

In a particular situation ‘A’ is 4 years elder to ‘B’. 16 years later ‘A’ will be thrice of his present age and ‘B’ will be five times of his present age and ‘B’ will be five times of his present age. Find the ages of ‘A’ and ‘B’ two years before the given situation.
(a) 6 years and 2 years
(b) 10 years and 6 years
(c) 8 years and 4 years
(d) 12 years and 8 years