Why is the red line between Missouri and the Arkansas Territory significant?

They separated slave states and free states

Explanation:

The path for slave abolishment in United States didn't happen overnight. There was one point in time when The opinion was so divided to the point where the federal government need to separate the States into two:

- Slave states, which allow slavery to be conducted.

- Free States which prohibit slavery.

The "Red line" between Missouri and Arkansas often used to refer to the separation between slave and free states. Basically every states that are located on the south eastern side of Arkansas were considered to be slave states.

zheng he was a chinese explorer who lead seven great voyages on behalf of the chinese emperor. his seven total voyages were diplomatic, military, and trading ventures, and lasted from 1405 – 1433. however, most historians agree their main purpose was to promote the glory of ming dynasty china.

explanation:

your answer will be b. improving roads, bridges, and other infrastructure. hope i !