Which of the following is an example of regulatory control non tariff barrier?
A. Malaysia's requirement that during prime time at least 40% of songs on the radio be by local artists
B. Turkmenistan's requirement that all imports on consumer goods be approved by the State Standards Committee
C. China's policy that imported sugar be distributed only by state-owned enterprises
D. Canada's requirement that baby food be packaged in 4.5 and 75 ounce containers
Answer: B