In the Self-Sufficiency Approach to Development,countries Do All but Which

In the self-sufficiency approach to development,countries do all but which of the following?

A) impose tariffs
B) spread investment as equally as possible across all sectors of a country's economy and in all regions
C) restrict imports
D) give precedence to reducing poverty over encouraging a few people to become wealthy consumers
E) do not allow businesses to open in certain parts of the country to increase economies of scale