When Medicare was enacted in 1965, it was aimed at the prevention of a catastrophic illness from financially destroying elderly patients.

(A) at the prevention of a catastrophic illness from financially destroying elderly patients
(B) at being a preventive against catastrophic illness financially destroying elderly patients
(C) at preventing a catastrophic illness from financially destroying the elderly patient
(D) to prevent a catastrophic illness financially destroying an elderly patient
(E) to prevent elderly patients being financially destroyed by a catastrophic illness



OA C

Source: Official Guide