21. How do fears of future economic problems affect GDP?
A. Businesses will invest more money in the short term to ensure higher profits in the future; GDP will be pushed up.
B. Consumers will spend more money in the short term to prevent future economic problems; GDP will be pushed up.
C. Government will spend less and save money for a future economic contraction; GDP will be reduced
D. Consumers will spend less and save money in case future economic problems affect them; GDP will be reduced