Which route pattern will be used?

seenagape

9 years ago

An IP phone user has dialed “15152421234”. Which route pattern will be used?

A.
1515[^0-1]4[123]+

B.
1515[^0-2]4[01234]

C.
1515[^0-1]42[1234]

D.
1515[^0-1]421[1-4]+