My theory on her outfits...a really dumb theory, but whatever:
She's trying to make sure her midsection looks as FLAT as possible, just to show that there is NO WAY she could ever have gotten so far along in pregnancy without it being noticed.
good point. Remember when CA was on the stand and said something like "she's not quite that big now". ICA has this really pizzed off look. It was histerical. ICA was mad.