Illustrate the operation of partitions on the array a = {13, 19,9, 5, 12, 8, 7, 4, 11, 2, 6, 21} in reference to quicksort.

solution:

the right option is a

to adding   a new row to a table we   have to do process last table cell and pressing tab.

this is the process to add new row in the cell:

* to add a row below the cell, click insert below in the rows and columns group.

thus this is the required right answer.

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