1. which of the following is a cause of the stock market crash of 1929?
a. too many people invested in the market
b. investors made risky investments with borrowed money
c. the federal government invested heavily in business stock
d. world war i created optimal conditions for an eventual crash
2. which of the following groups would not be considered "the deserving poor" by social welfare groups and humanitarians in the 1930s?

An externality can be created by a. people working at a production job and enjoying their work b. a production activity but not a consumption activity c. a consumption activity but not a production activity d. a production activity or a consumption activity externalities a. are always positive, and an example is flu vaccinations b. are always negative, and an example is the pollution created by trucks c. can be negative or positive. logging has a negative externality, and education has a positive externality d. can be negative or positive. a negative externality is having to go to school when you would rather go to the beach, and a positive externality is spending time with your friends

The people of mozambique and zimbabwe would be most likely to be affected by a change in flow of which of these rivers? a) congo b) niger c) nile d) zambezi

Me with this psychology homework, i’m struggling with it.