You are evaluating a routing policy for an ISP and you find the ^42+ .* (23|9)$ regular
expression. Which three AS paths match the regular expression? (Choose three.)

A.
42 69 500 23

B.
42 60 23 9 42

C.
42 42 42 60 9

D.
42 42 23 500

E.
42 42 42 42 9