please just give me the correct solution without explain, quickly

QUESTION 1 Convert the following infix expression into its equivalent postfix expression: (A + B) = (CD - E) a. AB+CD-*E* b. ABC*+DE-* c. AB+*CD*.E d. AB+CD*E* QUESTION 2 In array implementation of queue, where does a new element be inserted? a. At the end of queue b. At the correct location c. At the top of the queue O d. At the front of the queue