Q: "A man in a suit is taking a sip of something while walking outdoors." Does this mean that "There is a container in the man's possession."?
A: yes

Q: "A man in a white shirt smiles as he sells his street food." Does this mean that "The man home-cooks the food that he is selling."?
A: it is not possible to tell

Q: "two males playing volleyball on the beach." Does this mean that "Two males play volleyball professionally."?
A: it is not possible to tell

Q: "Young teens hanging out and enjoying themselves" Does this mean that "Teens hanging out following a football game."?
A:
it is not possible to tell