Choose the best answer a b c or d to complete each sentence: Mary's mother ...... her to sing when she was 5

choose the best answer a b c or d to complete each sentence
1.Mary's mother ...... her to sing when she was 5
A.teaches    B.teach     C.has taught       D.taught
2.He.... newspaper for ten years.
A.is selling    B.sells    C.has sold    D.has been sold