36. Empirical evidence suggests that the: a. added-worker effect dominates the discouraged-worker effect; the participation rate varies inversely with the unemployment rate b. discouraged-worker effect dominates the added-worker effect; the participation rate varies inversely with the unemployment rate C. added-worker effect dominates the discouraged-worker effect; the participation rate varies directly with the unemployment rate d. discouraged-worker effect dominates the added-worker effect; the participation rate varies directly with the unemployment rate