Question

practice it
inability to reverse the direction of a sequence of events to their starting point
disequilibrium
irreversibility
homogeneity
reversibility
invariance

Explanation:

The term for the inability to reverse the direction of a sequence of events to their starting - point is irreversibility. Disequilibrium refers to a state of imbalance. Homogeneity means sameness or uniformity. Reversibility is the opposite of the described concept. Invariance refers to something that does not change.

Answer:

B. Irreversibility