4. Consider the following Python program: 1 def H(a) b*= a 4: def G(a): 5: 6: global hb b+= a 7: def F(c) 8: global b 10: b=10 11: F (7) 12: G(-20) 13: H(20) 14: print b (a) Using the line numbers specified, list the order in which the statements are executed. b) What is the value of the variable b after executing line 11? (c) What is the value of the variable b after executing line 12? (d) What is the output generated by the program? List the formal paran theoga above. (f) List the actual parameters in the program above