Defensive medicine refers to the idea that:

Question $2$ options:

$1)$

it is more cost$-$efficient to prevent illnesses than to cure them.

$2)$

physicians may require unnecessary testing as a means of protecting themselves against malpractice suits.

$3)$

doctors know much more about diagnosing and treating illnesses than do health care consumers.

$4)$

physicians do not advertise their services or fees.