Which address range efficiently summarizes the routing table of the addresses for router Main? seenagape 8 years ago Refer to the exhibit. Which address range efficiently summarizes the routing table of the addresses for router Main? A. 172.16.0.0./21 B. 172.16.0.0./20 C. 172.16.0.0./16 D. 172.16.0.0/18 ← Previous question Next question →