The basic needs of the average cat are simple and largely inexpensive: food, water, affection, and shelter, and occasional visits to the veterinarian.
(A) and occasional visits to the veterinarian
(B) with occasional veterinarian visits
(C) with occasional visits to the veterinarian
(D) yet occasionally visiting the veterinarian
(E) but some occasional visits to the veterinarian are needed
OA C
how come the oa is c is beyond me
need explanations please...