The word aerial means a. from space b. from ground level c. from the air d. from sea level

The correct answer is C. The word aerial means "from the air".

Explanation:

Aerial is an adjective that has its origin in the Latin word aereus and that makes mention of that belonging or relative to the air: it may refer to something belonging or relative to the air; the air itself; or that which has an origin, is realized, is used, works or happens in the air.

the answer is the government.

the graph shows the spread of railways in the 1800s.

based on the graph, the conclusion that can be drawn about germany is answer d)   by 1880, germany had more rail lines than great britain and russia.