Question

highlight all the words that make up the independent clause below.
darwin watterson wants to make sure everyone has arrived before he makes his big announcement.

Explanation:

An independent clause can stand alone as a sentence, having a subject and a predicate. In the given sentence, "Darwin Watterson wants to make sure everyone has arrived" has the subject (Darwin Watterson) and a complete predicate (wants to make sure everyone has arrived), while "before he makes his big announcement" is a dependent adverbial clause.

Answer:

Darwin Watterson wants to make sure everyone has arrived