Select the most appropriate set of words from the given choices to fill in the blanks.

_________ of illiteracy from a nation that is set to become the most populated in the world is by no ________easy.

A. Countering, task

B. Driving, measure

C. Curbing, way

D. Eradication, means

Please do not use chat terms. Example: avoid using "grt" instead of "great".