For years, the world had used the country of Votnam as a place to assemble goods because of the country's availability of cheap labor. To shift its manufacturing base from simple assembly to full-fledged manufacture of components and finished goods, Votnam introduced a policy that 35 percent of the value of a product must be produced locally This is an example of a(n) a- Ad valorem portion requirement. b- Local content requirement. c- Interna d- Specific quota requirement. e- Domestic sales requirement.