Given the following correct program in C,
(a) give the correct type definitions for pointer variables ra,rb, rc, rra, rrb, and rrc.
(b) draw a picture that shows all of the variables and theircontents similar to the diagram in lecture 10. Your picture shouldshow the variables and their values just before the first printstatement (*).
(c) show the output from this program.
(d) write a statement involving a pointer expression using thevariables in this program which is ILLEGAL given your declaredtypes.
main() {int a, b, c; ??? ra; ??? rb; ??? rc; ??? rra; ??? rrb;??? rrc;
a = 1; b = 2; c = 3;
ra
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