I ONLY HAVE 30 MINS ASAP simplify 5a+7b-12a+6c-13b-22a+53c

Which of the following covers all qualified higher education expenses

What is the rationale for government provision of education? -not all incomes are equal, but everyone has the right to education regardless of wealth. -potential students consider only their personal benefits gained from education, but the rest of society benefits, too. -no education would be provided in the absence of government provision because everyone would consume it without paying. -the cost of providing education for the entire public is too large. -the government can provide education at a much lower cost than the private sector.

The torque output of an engine is usually measured in the units of a rpm b bhp c foot pounds d feet per pound