two questions thanks

Which of the following changes would probably not lead to an increase in aggregate expenditure? Select one: a. an increase in the interest rate O b. an increased mood of optimism about the nation's economic prospects O c. a decrease in the income tax rate O d. an increase in aggregate wage income O e. an increase in the value of corporate stocks In the long run, Select one: O a. a larger budget deficit means a larger money supply O b. a larger budget surplus means a smaller capital stock O c. lower investment spending means slower growth of the standard of living O d. a larger budget deficit means lower consumption spending e. government spending has no effect on the budget deficit or surplus