Can anyone help me with these exercises?
Thank you in advance!

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