Which of the Following Scenarios Depicts a Female Sex Worker

Which of the following scenarios depicts a female sex worker who is a streetwalker?

A) Katy solicits clients by dressing provocatively and hanging out at places noted for sex work.
B) Natalia works in an M-and-M parlor located on a highway.
C) Pamela uses her cell phone to interact with customers and meets them at their residences or in hotel rooms.
D) Roxy usually offers her services to clients by accompanying them to high-profile parties.