In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
Last but not least

Options

A. The class failure usually surprises everybody with success in real life.
B. The youngest child is the most mischievous.
C. The last task is the most difficult of a big project.
D. Last in order of mention or occurrence but not last in importance.

Answer

D