In a new margin account, a customer buys 1,000 shares of ABC stock at $40 per share. The stock rises to $50 during the next week and subsequently declines to $39. If there are no other transactions in the account, the current SMA balance would be:A. 0
B. $2,500
C. $5,000
D. $10,000

True or flase? a. new technological developments can us adapt to depleting sources of natural resources. b. research and development funds from the government to private industry never pay off for the country as a whole; they only increase the profits of rich corporations. c. in order for fledgling industries in poor nations to thrive, they must receive protection from foreign trade. d. countries with few natural resources will always be poor. e. as long as real gdp (gross domestic product) grows at a slower rate than the population, per capita real gdp increases.