After learning the combination for his new CNIC No. Mehboob is unable to remember the combination for his National Tax Number. Mehboob is experiencing the effects of ____________________?

After learning the combination for his new CNIC No. Mehboob is unable to remember the combination for his National Tax Number. Mehboob is experiencing the effects of ____________________?

A. encoding failure
B. state-dependent memory
C. retroactive interference
D. proactive interference