All of the following are examples of environmental influences on the development of personality disorders except a. learning some behaviors through negative reinforcement b. experiencing certain levels of neglect during childhood c. refusing to display warmth and emotion in adulthood d. being raised by overly protective parents

The answer is C. This is because the other choices involve experiences (most during childhood a significant phase in humans development) that are environmental factors that impact on the human personality. In choice C, there is little development since its adulthood phase and on the other hand, refusing to display warmth and emotion is not an experience.

1. glaciers are melting

2. more water going into ocean (water's such as fresh waters, etc)

it would lead to upper respiratory infections and pneumonia.