The four traits of constructive criticism are

a. positivity, socially oriented, special, and private

b. polarity, solution oriented, special, and practical

c. polarity, socially oriented, specific, and practical

d. positivity, solution oriented, specific, and private

D. Positivity, Solution Oriented, Specific, and Private
Constructive criticism I correcting someone in a Very intelligent manner without hurting him or her so in this question you have to know the traits .this are you must be very positive to give confidence to the one you are correcting, you have to have the solution ,you must be very specific and precise and last you must do it in private to avoid embarrassment.

$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?