Select the most appropriate synonym of the given

Select the most appropriate ANTONYM of the given word.

ANNIHILATION

The book provides a lucid explanation of complex concepts.

Choose the word that have been correctly spelt and mark your answer accordingly. 

Choose the correct ANTONYM for the given word.

IGNORANT 

To make rude and mocking remarks in a loud voice

A child born after his or her father’s death

Select the INCORRECTLY spelt word.

A) Torment B) Help C) Lament D) Regret

Choose the correct synonym of the word highlighted in each sentence from the alternatives given below it.