When the total product starts falling; then the marginal product is? By: Sunday|Published on: May 4|Categories: Economics NECO| 0 comments A. constant B. increasing C. maximum D. negative E. zero Correct Answer: Option D – negative Users Also Read These:The marginal product X is?A policy where a manufacturer of a product…What effect will an increase in price have on the…If additional unit of a variable factor input causes…Taking a new product to a particular part of the…SEE ALSO The basic economics problem of what to produce arises as a result of?