What is the meaning of meretricious as it is used in this sentence from “The Gift of the Magi”?

What is the meaning of meretricious as it is used in this sentence from “The Gift of the Magi”?

It was a platinum fob chain simple and chaste in design, properly proclaiming its vale by substance alone and not by meretricious ornamentation—as all good things should do. (1 point)

a. Showy and vulgar
b. Fashionable and glitzy
c. Low-quality and cheap
d. Ridiculous and exaggerated