The word "precursor" means "preceding requirement". This means that before a student is able to take courses in Calculus, it is required that the passed all the requirements for his Algebra. Calculus is a course which involves the study on derivatives and integrals.
It would be called A. predict what happens next.
<span>Wealthy Citizens will receive a greater tax burden from a progressive tax. The point of the progressive tax system is to reduce the tax burden of lower income individuals and increase the tax burden on wealthy individuals. The U.S (to a point) has a progressive tax. Top earners will pay around 39.6% of their income in taxes, while bottom earners will only pay around 10%.</span>