Please explain your answer

4. Memory Organization (40 points, 10 each) A. For a byte-addressable memory, how many address bits are needed for 2 GB? (10) B. Fora byte-addressable memory, how much memory can be accessed using a 33 bit address? Express your answer using metric prefixes. (10) accessed using a 33 bit address? Express your answer using metric prefixes. (10) needed for 512 MB? (10) C. For a word-addressable memory where each word is 64 bits, how much memory can be D. For a word-addressable memory where each word is 128 bits, how many address bits are