Answer:
Explanation:competition. A common demand by two or more organisms upon a limited supply of a resource; for example, food, water, light, space, mates, nesting sites. ...
coevolution. ...
ecological niche. ...
mutualism. ...
predation. ...
parasitism. ...
Realized niche. ...
Fundamental niche.
The steam engine was invented by James Watt in 1781
Answer:
the stock market crash of 1929
Explanation:
The causes of the Great Depression included the stock market crash of 1929, bank failures, and a drought that lasted throughout the 1930s. During this time, the nation faced high unemployment, people lost their homes and possessions, and nearly half of American banks closed.
Answer:
D. The United States expanded the Monroe Doctrine Forcefully
Explanation: