Please answer the following question by reasoning step-by-step. If "A boy and a girl are walking along a wooden trail." does that mean that "Two people are walking along a trail."?
Options:
- yes
- it is not possible to tell
- no. Step-by-step reasoning:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
A boy and girl are walking along a trail does imply two people are walking along a trail. So the answer is it is not possible to tell.