Question: Which build-in Python function will insert an item into a heap while maintaining the heap invariant? a) Heap[0] b) Heapq c) Heapify(x) d) Heappush

Which build-in Python function will insert an item into a heap while maintaining the heap invariant?

a) Heap[0]

b) Heapq

c) Heapify(x)

d) Heappush

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