A signed integer has been stored in a byte using 2’scomplement format. We wish to store the same integer in 16-bit word. We should copy the original byte to the less significant byte of the word and fill the more significant byte with

• A.  1
• B.  Equal to the MSB of the original byte
• C.  Complement of the MSB of the original byte
• D.  0

Answer: (B)