The___of animal and plant life, and of the general beauty of Nature, is one of the foremost duties of the men and women of today.
(A)prevention (B)intervention (C) preservation (D) liquidation
37 Ketogenic diets can ______ seizures, which is why they have been used for decades to treat epilepsy in children.
(A) prescribe (B) prevent (C) presume (D) precede