HE ( BUY)…..A NEW VILLA BY THE RIVER LAST YEAR, BUT HE ( NOT SELL)...

84. He ( buy)…..a new villa by the river last year, but he ( not sell)……his old villa yet, so at present he has two villas.a. bought- did not sell b. had bought- did not sell c. had bought- has not sold d. bought- has not sold