The north used the rising number of immigrants to staff the industrial economy and the south felt no need to employ immigrants on their plantations because the invention of the cotton mill had made slavery a more economical option. :)
Seeds grow as they drink water, hydrating enzymes and food sources. Enzymes that have been hydrated become active, and the seed's metabolic activities increase in order to provide energy for the growth process. Furthermore, the water increases turgid pressure in the cells, allowing them to expand.
Answer: Cognitive-mediational theory
Explanation: Lazarus (1991) developed the cognitive-mediational theory that asserts our emotions are determined by our appraisal of the stimulus. This appraisal mediates between the stimulus and the emotional response, and it is immediate and often unconscious.
Good Luck!