Im pretty sure the correct answer is comma.
<span>Indicating a pause between parts of a sentence or separating items in a list. </span>
It says "should be used between each item" so it isn't any of the other choices.
Hope this helps!
---Avery
This is a complex sentence because it has a semicolon, semicolons or things like them show a sentence may be complex
He wanted to visit Pluto
Your welcome <3
Answer:
D
Explanation:
Because Kay and Today ends with ay
Behavior showing high moral standards