My belly button popped when I was 15 weeks pregnant wit my first and never went back in. After my second, I ended up with an umbilical hernia and had a 4 inch diastasis.
Pregnancy can do such a number on your body.
3A - I think!
I like to use, but not all at once:
: V05 Tea Therapy or CJ Daily Fix
: CJ Curl Rehab (apply as needed, not daily)
: CCCC Lite, CIAB, and BRHG. KCCC is my #1 product