- believability of characters
All the other options are not as important.
The sentence that uses an introductory comma correctly is option 1) “Wishing she'd just called in sick, Suzy unlocked her filing cabinet and began her daily work.” In this case, the comma is used after the subordinate clause to introduce the main sentence.
Option number 2 is not using an introductory comma, but the comma is separating two ideas.
And in option number 3, the comma is used to list a series of related items (eggs, milk, and bread).
Answer: Of the four types of thought Robinson identified–reverie, decision making, rationalizing, and creative fact–reverie, he believed, is the most enjoyable. Reverie allows for thinking that is just as long as it is wide, extending into the past, present, and future, helping the thinker form new ideas and inspirations
Explanation:
1. Simple - its just a sentence
2. Complex - the first part is an independent clause followed by a dependent part (its dependent since "because he had been shut in the house all day" isn't a sentence by itself)
3. Compound - its two sentences joined by a conjunction (and, but, not)