rse s Organizations Help QUESTION 7 What does the following instruction do? push $t7 It increments $sp by 4, then copies the value of St7 to the previous address of $sp. It decrements $sp by 4, then copies the value of $t7 to the previous address of $sp. It increments $sp by 4 and then copies the value of st7 to the current address of ssp. It decrements $sp by 4 and then copies the value of $t7 to the current address of $sp. QUESTION 8 Suppose you want to make a nested function call (i.e. a call to a function from inside of another function) u for performance reasons. How would the push and pop pseudo-ops be proprely ordered along with the jal address isn't lost? pop $ra