Is there a danger that we will "run out of jobs" as robots and other labor-saving machines replace workers? a. Yes, a society that continues to replace workers with machines will eventually run out of jobs. b. No, as long as our output of goods and services falls short of our consumption desires, there will be jobs. c. Yes, jobs are the key to economic prosperity and as they are eliminated, our standard of living will decline. d. No, we will not run out of jobs, but adoption of automated equipment does reduce output and our standard of living