In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one, which best express the same sentence in Indirect/Direct speech.
Anita said, "I bought a phone yesterday".

A

Anita said she had bought a phone the day before.

B

Anita said that she had bought a phone the day before.

C

Anita said she has bought a phone the day before.

D

Anita said she has bought a phone yesterday.