Which sentence uses correct spelling?

Question

Responses
A Jaywalking is to illegaly cross a street in an inappropriate place.Jaywalking is to illegaly cross a street in an inappropriate place.
B Peering down the dark alley filled her with a frightining sense of doom.Peering down the dark alley filled her with a frightining sense of doom.
C His skills were superior to the amateurs, but mediocrer to the professionals.His skills were superior to the amateurs, but mediocrer to the professionals.
D Hoping to prove herself to her peers, Amanda tried her best not to be embarrassed.

Answer 1

D. Hoping to prove herself to her peers, Amanda tried her best not to be embarrassed.