Can you give more detail please?
Answer:
A semicolon can be used to combine two closely related independent clauses if they are not already joined by a coordinating conjunction (and, but, or, nor, for, so, or yet).
I believe the answer is D because it’s the closest word to sidle
A. She's reading the text Gus has sent her and is thinking of what to reply.
B. He texted her, "Hey just wanted to say :)"
C. It doesn't have a clear meaning because she mentions it as being ambiguous.
D. It is difficult to respond because she's debating whether or not to send a winky face, a smiley face, or an open laughing face.
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a. a simple smiley face
b. a winking face
c. an open-mouthed laughing face