Why should students study history? to memorize dates, people, and events to make sure history repeats itself to recognize historical patterns to get good grades in school?

Which of the following factors would  notcause the supply of labor to shift? select the correct answer below: a) an increase in the amount of education required to perform a jobb) implementation of a new government program that offers child care benefits to workersc) an increase in the number of companies producing a certain productd) all of the above would cause the supply of labor to shift.