Prior to passage of the Affordable Care Act, insurance policies typically contained a provision excluding coverage for impairments that were present or were treated during a specified period prior to the effective date of the policy. This provision is a(n) .

Preexisting-conditions clause.

Explanation:

In health insurance, pre-existing conditions clause was the conditions in their agreement that denied individual health care benefits or the treatment to cover the diseases that pre-existed (uninsured for at least six months) in the individual. Such facilities were denied by private health insurance companies

But the Affordable Care Act ended this condition on 30th April 2014. According to this Act, now no insurance company can deny coverage to the pre-existing conditions in an individual.

So, the correct answer is the preexisting-conditions clause.

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