1. (10 points) Please indicate whether the following statements with a question mark are allowed or not allowed in a program of ANSI C. If not allowed, please explain why. a. double a[100); a++; ? b. int a[100]; int * p = a; p++; ? C. #define N 100 int a[N]; ? d. float a[100); float *f = a[0]; ? e. int a[100]; int * p = &a