hero opens co 2.5b with qcjd, btn 3b to 7b who is a frequent 3better who 3b my co,btn,sb opens. we were 115bb effective hero  4b to 18.8b and btn flats... flop aq4ccc... how to play this hand post?

1. c/c flop c/f turn if unimproved?

2. cbet 1/3 pot flop, jam to a raise, c/f turn unimproved?

3. c/f flop?