I'll give you a question, please answer with step-by-step reasoning process.
Can we conclude from "Man reads off of laptop while giving a presentation with a lighted advertisement sign behind him." that "The teacher was reading his notes off his computer and giving a presentation."?\nOptions:\n- yes\n- no\n- it is not possible to tell

yes
Man reading off of laptop while giving a presentation means he must be a teacher reading his notes off his computer and giving presentation.

.

Therefore, the answer is yes