Whats the anser cause i aint gonna spend no money for the thing to unlock the anser pls someone

In what ways was america like european imperialist countries

The chart shows data on the construction of dreadnoughts, or armed battleships, by 1914. (look at chart provided) a logical conclusion that can be drawn from this chart is that britain and germany were a.)engaged in an arms race. b.)looking for ways to cooperate. c.)hoping not to fight on land. d.)the strongest nations on the earth.

Why did china build the great wall of china?