Select the sentence that uses a noun clause to combine the ideas below. my teacher explained some facts about dialect. some people speak different dialects. my teacher explained some facts about people speaking different dialects. my teacher explained that people speak different dialects. some people speak different dialects, my teacher explained. my teacher explained some facts about different dialects that people speak.

My teacher explained some facts about different dialects that people speak.

Explanation:

A noun clause, as mentioned, is used to combine ideas and avoid putting periods; to join those ideas. In this context We have the following information which we need to combine avoiding taking off words as much as possible, unless it gets repetitive, of course. We have:

You then have the words to spot a noun clause, which are --only to mention some: that, what, whom, whatever, what, etc... and in the last option provided you have the word that, but also in option two; nevertheless, option two doesn't provide all the indormation, it is omitting "facts" and in the correct option we can see a complete sentece, combining every single idea and not being repetitive.

a. inform

explanation:

"how to" tells us that it will explain how to, which means to inform