Answer:
A. an Allee effect.
Explanation:
Allee effect: In biology, the term "allee effect" is described as one of the phenomena which are distinguished as a specific correlation that exists between the mean of individuals fitness related to a particular species or population and the population density or size.
The main cause of the allee effect is the genetic mechanism.
In the question above, the given statement signifies an allee effect.
Some of the common ideas shared were farming, ranching, lumbering, shipping, fishing, trading iron or mining. The Southern colonies were self governing.
B. Contain the spread of communism
Answer:
1)New Delhi, national capital of India. It is situated in the north-central part of the country on the west bank of the Yamuna River.
2)Colombo, city, executive and judicial capital of Sri Lanka.
3)Africa i think but i dont have the map your looking at so i am not sure.
Explanation: