For each of the following function declarations with default arguments (written in C++ Language), either mark the declaration correct or explain why it is incorrect.

(a) void g(int length, int width, int height = 1);

(b) void g(int length=1, int width, int height);

(c) void g(int length, int width=1, int height = 1);

(d) void g(int length=1, int width=1, int height);