Given the sentence "A yellow dog stands on his hind legs." is it true that "A yellow dog stands on his legs."?

it is not possible to tell
Explanation: Standing on legs does not necessarily mean the dog is standing on his hind legs..

Can we conclude from "Green cloth material in front of a street." that "With people walking by in the background."?
Options:
- yes
- no
- it is not possible to tell

no
Explanation: Red cloth material lays on the sidewalk with people walking by..

Premise: "Two asian security forces conducting a patrol."
Hypothesis: "Their stuck in the office."
Do we know that the hypothesis entailed by the premise?

no
Explanation: Two security forces conducting a patrol means they are not stuck in the office..

Can we conclude from "A barber is trimming a customer's mustache." that "The barber uses forks to comb a womans hair."?
Options:
- yes
- no
- it is not possible to tell
no
Explanation: The barber is trimming mustache so he can't be using a fork. The customer has a mustache so he can't be a woman..