Pinky The Adult Actress My Corn Snake Is About 3 1/2 Ft Long Should I Feed It An Adult Mouse/ 2 Fuzzies? Or 4 Pinkies?

My corn snake is about 3 1/2 Ft long should I feed it an adult mouse/ 2 fuzzies? or 4 pinkies? - pinky the adult actress

I fed on adult mice once a week. Should I feed mice to their increased size or a mouse much less amount? Thank you ....