A local school district had a policy that it would not hire bus drivers who had been convicted of driving while under the influence of alcohol. Sven claimed that this practice violated the Equal Protection Clause by unfairly excluding everyone who had been found guilty of DUI. Which standard will the court use to review the bus company's practice?

A	strict scrutiny.

B	intermediate scrutiny.

C	minimal scrutiny.

D	Supremacy Clause scrutiny.