What is a rule of thirds? (Please help ;-;)

What did saint james use to make visitors feel welcome

The key makeup artist is the counterpart to the costume designer makeup effects artist makeup artist director

In this unit, it is mentioned that in order to enter into the field of photography, most jobs require at least a high school degree. since there is a possibility you can attain one of these jobs with just finishing high school, why do some people get an associates or bachelor’s degree?