During the merge sort operation for the list {90 7 9 43 62 12 21
36}, at what left and right partition position is 21 added to the
temporary list?
Group of answer choices
Left position is 2 and right position is 6
Left position is 1 and right position is 7
Left position is 4 and right position is 7
Left position is 2 and right position is 5