Define a separate subroutine for each of the following tasks respectively. A) Swap the most significant bit (msb) of registered AH And the Least significant Bit (Lsb) of registered AL.

B) Check the msb of AL and LSB of BL. if they are equal, copy BL into AL. Otherwise copy AL in BL

C) set all the bits in LS Nibble and Invert All bits in the MS nibble of the word at offset address 0400H in the data segment.

D) multiply the byte at offset address 0100h with the byte at offset address 0200h. save the result at offset address 0300h in the data segment.

pls answer i took hours to write these