Asap

which sentence uses correct punctuation?

a. we never found the answer to our question, in fact, we’re still looking to this day.

b. we walked through the red oak nature center today; it was surprising how many bicyclists were there.

c. it was an extremely hot day, 99 degrees with a heat index of over 100 degrees.

d. the play was an actual wedding party, the actors were funny, outgoing, and playful party guests who interacted with the audience.