What happens when you add -tion to the word complete?

a. It changes a verb into a noun

Explanation:

When you add -tion to the word "complete", it changes a verb into a noun.  

-tion is a suffix that forms abstract nouns from verbs or even from word stems that may not be identical with verbs - it maybe expressing action, state or meaning.  

Suffixes are known to be a letter or group of letters which are added to word endings in order to change their meanings or functions. They are affixes which are placed after word stems.

Option A is the correct answer.

dr. kings dream speech

explanation:

it was late in the day and hot, and after a long march and an afternoon of speeches about federal legislation, unemployment and racial and social justice, the rev. dr. martin luther king jr. finally stepped to the lectern, in front of the lincoln memorial, to address the crowd of 250,000 gathered on the national mall.