7 Which factor contributed to the growth of the middle class in the late 1800s?
O A. Large numbers of middle-class immigrants came to the United States from Europe and Asia.
ов. Industrialization and the rise of large corporations created a need for more salaried professional workers.
O c. Political machines used their influence to raise the standard of living in urban neighborhoods.
OD. Factory wages increased rapidly due to progressive legislation and created upward mobility for many in the working class.
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B

Explanation:

The 1800s was a monumental period in regards to industrialization. Factories, especially textile factories, boomed in popularity, which inevitably resulted in a demand for labor. Therefore, the growth of the middle class in the late 1800's is most directly contributed to by the rise of industrialization and large corporations

1. a host loses nutrients to a parasite

2. a parasite only benefits when the host is alive (cause if the host dies the parasite dies with it )

3. producers to consumers

4. the tapeworm is a parasite

5. they convert energy from the sun (photosynthesis)

6. sunflower-robin (i think im 80% sure)

7. producer

8. consumer

9. prey

10. fresh water snails ( cause the green algea is the producer and the snails are the primary consumers and the small fish consumer so is the big fish)