Answer:
1.
Cause: having few skills other than farming
Effect: great difficulty in finding a job in cities.
2.
Cause: a number of factors.
Effect: The rate of obesity in the United States has increased greatly
3.
Cause: The large increase in the number of Hispanics in the last twenty years Effect: a number of significant changes in U.S. culture and society.
4.
Cause: economic and a political necessity.
Effect: The emigration of Eastern Europeans in the beginning of the twentieth century
5.
Cause: progressive series of events.
Effect: The Civil War in the United States
6.
Cause: improvements in sanitation and nutrition.
Effect: Global life expectancy has greatly increased
Explanation:
Cause and Effect is known to be the relationship which actually exists when the action of something makes another thing to happen. This means that the action of something (Cause) will lead to a result or outcome known the Effect.
From the given sentences, we discover that the action of one thing led to another.
For example, in the No. 1 sentence, having few skills (Cause) led to difficulty in finding jobs in cities (Effect)
in number 2, a number of factors (Cause) led to increase in the rate of obesity in the United States(Effect).
