The 8085 CALL instruction is primarily used to?

  • AInvoke a subroutine while saving the return address
  • BClear all registers
  • CDisable the clock
  • DPerform multiplication directly
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Correct Answer: A. Invoke a subroutine while saving the return address
Explanation: CALL transfers control to a subroutine and saves the return address on the stack so execution can later resume after a RET.
Reference: Standard microprocessors and microcontrollers: 8085 instructions