Please answer the following question by reasoning step-by-step.
Given the sentence "Construction worker in orange vest and white hard hat with a shovel." can we conclude that "A construction worker is on the job."?\nOptions:\n- yes\n- it is not possible to tell\n- no

it is not possible to tell
A person wearing an orange vest might no be a construction worker who is on the job.

.

The final answer: it is not possible to tell