Which sentence most needs to be revised because its description is too vague?

Based on the character of rosa, what cab the reader infer regarding the author unstated meaning ?

The empire state building was constructed by one hundred workers

Question 1 translate: i have to eat. question 2 translate: one must study. question 3 to make a good grade, one must pay attention. para sacar una buena nota, prestar atención. question 4 to make money, one must work. para ganar dinero, trabajar. question 5 translate: maria has to talk.