Which of the Following Is Not True About Comparison Based

Multiple Choice

Which of the following is not true about comparison based sorting algorithms?

A) the minimum possible time complexity of a comparison based sorting algorithm is o(nlogn) for a random input array
B) any comparison based sorting algorithm can be made stable by using position as a criteria when two elements are compared
C) counting sort is not a comparison based sorting algortihm
D) heap sort is not a comparison based sorting algorithm.