The self-sufficiency model promotes development primarily by? increasing tariffs to improve government services. protecting domestic businesses from competition. encouraging consumption of domestic goods. limiting imports while encouraging exports. focusing on sectors that generate the most money.

b

Explanation:

It just makes sense, the model says to find a unique product that your countries has that everyone needs. So the model helps you find a product to put in the market, and to prevent less competition

An das on periodt

d. new methods of assembly are introduced.

explanation:

this allows for the goods to be made on a larger scale. not faster because now it is shown to be made better, hence the greater productivity in the question. it is calling for something new to be introduced.

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