Question

A study of more than six thousand lawyers in 2014 discovered that the more hours

lawyers worked pro bono, the happier they were; on the other hand, the more billable
hours they worked, the less fulfilled they were.

Answer 1

free of charge

Step-by-step explanation:

The term pro bono is a Latin phrase that means "for the public good". It is used to describe professional work that is done voluntarily and without payment. In the context of your sentence, it refers to lawyers providing their services free of charge. This is often done to help those who are unable to afford legal services. So, the correct answer to your question is "free of charge".

Answer 2

they worked more than 8 hours

Step-by-step explanation:

because thats normal