It would be B.) had suggested. All past perfect forms begin with "had".
It’s most likely B.
A doesn’t have a full stop. C has no full stop and a random capital letter. D just isn’t a question, so it shouldn’t have a question mark.
Abskwmbsienhisneghsukwwvsujeg
A skirt with a button-down shirt, flip-flops, and a tee shirt.