The founders of life is good started their business by hawking t-shirts on the street and selling them door to door in college towns. as the organization grew, the number of different lines of products it offered grew, too. collectively, these assorted product lines might be described as life is good's

product mix

Explanation:

Product mix -

It is the total number of the product line which are offered by the company to the customers .

It is also called the product assortment .  

Hence , from the information of the question , the Life of good produced variety of t shirts as the line grew , therefore it is called the product mix .

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.

your answer is rising unemployment and inflation.