Vertebrate chordates have what part of the skeletal system?\nOptions:\n- (A) spinal column\n- (B) hard bones\n- (C) aerobic capacity\n- (D) cartilage bones\n- (E) critical organs\n- (F) joints\n- (G) fur and fat\n- (H) graptolites
Reason slowly and give your answer.
(A)
Vertebrate chordates have a backbone.

Invertebrates are animals who lack a backbone or spinal column.

Vertebrate chordates have a spinal column.

.

The answer is (A)