Which of the following is always a syntax error?

a) Not using srand in every program that uses rand.
b) Not using rand in every program that uses srand.
c) Not using const when passing an array.
d) Forgetting to include the array subscript when referring to indi-vidual structures in an array of structures.

d) Forgetting to include the array subscript when referring to indi-vidual structures in an array of structures.