Units of Capital Number of Workers Output/Day 5 0 0 5 1 40 5 2 90 5 3 150 5 4 200 5 5 235 Table 2.3 Refer to Table 2.3. The principle of diminishing returns first occurs when how many workers are hired? Question content area bottom Part 1 A. 2 B. 3 C. 4 D. 5