My brother was so rude to my friends last night. I now regret it.

A. I wish my brother wouldn’t be so rude to my friends last night. 

B. My brother regrets having been so rude to my friends last night. now.

C. I wish my brother hadn’t been so rude to my friends last night. 

D. My brother would have been so rude to my friends last night if I regretted it