A dike intrudes straight across folded beds but is itself cut by a fault. The sequence of tectonic events must be:
a. deposition of beds, faulting, folding, intrusion.
b. deposition of beds, intrusion, folding, faulting.
c. deposition of beds, folding, intrusion, faulting.
d. intrusion, deposition of beds, folding, faulting.
Answer: C