Josh's teachers describe him as a mathematical genius. his parents did not get any education after high school. they have hired josh a tutor even though they do not understand why josh needs to understand string theory and quantum physics. the tutoring that josh receives has a high degree of for josh's parents.

i don't know the answer to this

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.