The Inca had advanced knowledge of engineering. What did the Inca build to keep their empire connected? A.
a carriage pulled by horses
B.
a network of telegraph wires
C.
a system of roads and bridges
D.
a collection of colorful pottery

c)  a system of roads and bridges

Explanation:

The Inca empire stretched across parts of the andes mountains because of that the Inca built a rode system stretching through parts of the mountain used by couriers.

It would be C. I chose it and I got it right

Explanation:

answer; first blank(1); 30% two(2); salmonella; i believe this is correct; //good luck;

answer; ///i believe the correct answer is the empire state building;