Identify the sentence that is punctuated correctly.

a. She wore an unusual, attractive dress.
b. She wore an unusual, and attractive dress.
c. She wore an unusual attractive dress.

I'm trying to post a

Yes, a.

The sentence that is punctuated correctly is:

a. She wore an unusual, attractive dress.

The correct sentence that is punctuated correctly is option a. "She wore an unusual, attractive dress."