1. Clearly explain in 3 full sentences 3 ways in which a budget constraint differs from a production possibility frontier. Three sentences only please. 2. Imagine you are a school principal and you have a budget constraint for buying your students laptops or cell phones. The price of a laptop is $750 and the price of a cellphone is $825. A. Show all work: What is the opportunity cost of a cell phone measured in laptops? B. Show all work: What is the opportunity cost of a laptop measured in cellphones