Ans should be B)
clues :
1. There are two married couples in the group.
2.The lawyer is married to D who is a housewife
3.A is married to D
so from 2,3 clue we can say A-D are couple and A is lawyer and D is housewife .
4. C, the accountant, is married to F who is a lecturer. so C-F are couple and c is accountant and F is lecturer
5. No lady in the group is either an architect or an accountant
6.E is not a housewife.
now 2 friends are remaining to identify . from 5,6 clue its clear E is not female bcoz he is not house wife now it can only be architech
so B is housewife and E is architech .