The initial implementation of T1 was an __________
A. interoffice trunk between two telco central offices
B. interoffice trunk between three telco central offices
C. interoffice trunk between four telco central offices
D. interoffice trunk between five telco central offices
Answer:A
The initial implementation of T1 was an __________
A. interoffice trunk between two telco central offices B. interoffice trunk between three telco central offices C. interoffice trunk between four telco central offices D. interoffice trunk between five telco central offices