Lori decides to make a positive change in her life. instead of going to work with a frown on her face, she will force herself to smile when she walks out the door. according to by altering her behavior she stands a good chance of changing her attitude.

The situation was based according to attitudes-follow-behavior principle.

The attitudes-follow-behavior principle tells that a good start in attitude and outlook can have an effect on behavior. In the given situation, Lori wanted to have to change her behavior and she plans on doing it by having a good attitude, so the principle is then applied.
On the other hand, people who experience pain through expectations and failure may show discomfort in their behavior. 

$527.7.if the following was the question  $527.7 is the answer.students who are trying to raise funds have an agreement with a local pizza chain. the chain has agreed to sell them pizzas at a discount, which the students can then resell to families in the local community for a profit. it is expected that of the 500 families in the community, at most 70% will buy pizza. based on a survey of their personal preferences, the students believe that they should order no more than 120 cheese pizzas, no more than 150 pepperoni pizzas, and no more than 100 vegetarian pizzas. they also want to make sure that at least 20% of the total pizzas are cheese and at least 50% of the pizzas are pepperoni. they make a profit of $1.45, $1.75, and $1.98, respectively, for each cheese, pepperoni, and vegetarian pizza they resell. how many pizzas of each type should they buy?