For many organizations, proxy servers have been superseded by a newer technology known as which of the following?

A(n) ________ appears in the margin beside the text where a change has been made

Fill in the blank(s) with correct word

When the removeMin operation removes the minimum element from a minheap, that element is initially replaced by its

a) left child b) right child c) the smaller of the left or the right child d) the element in the last node that was added e) none of these is correct