Question

it was impossible for one man to decide correctly the right time for every action. (adjective of correctly)​

Answer 1

It was impossible for one man to decide the right time for every action in the correct way.

• The word 'correctly' is an adverb( adverb of manner).
• The adjective form of the word is 'correct' as it adds an attribute to a noun.
• While using the adjective form in the sentence, we need to place it before a noun( way).
• Also, a definite article(the) is required in this case as it refers to something specific.

Answer 2

Answer:

It was impossible for one man to decide the right time for every action in the correct way.☺✌