railway and telegraph was instated in Ethiopia in the early 20th what are their contributions to the deference aspects of the development?

Rail transport in Ethiopia is done within the National Railway Network of Ethiopia, which currently consists of three electrified standard gauge railway lines: the Addis Ababa–Djibouti Railway, the Awash–Weldiya Railway and the Weldiya–Mekelle Railway.

Explanation:

and these are the developments hope this will help

a. theta waves. this is because the person is in a light sleep which means the brain waves would show these kind of waves.

i am not 100% positive but i think it is is b. both are non-partisan jobs

i am pretty sure that members of congress have term limits, can be impeached, and are nominated through direct popular vote.