Regarding side effects of contraceptive methods: Match the following and choose the most appropriate option:

Question

A. IUDs	1. Thrombosis
B. oral contraceptive pills	2. irregular menstrual bleeding
	3. abdominal pain
	4. breakthrough bleeding
	5. pelvic infection

( A ) A-1,3,4 ; B-2,5
( B ) A-1,3 ; B-2,4
( C ) A-1,2,3 ; B-4,5
( D ) A-2,3,5 ; B-1,4