Answer:
Takeoff stage
Step-by-step explanation:
The primitive equilibrium stage of economic development is the stage of economic development whereby the economy is not properly organized that means there is no well structured economy plans/organizations.this is usually the first stage that every Economy goes through.
The semi development stage will see the gradual increase/growth in the economy of the country like changes in transportation and per capita income of citizens. while the Takeoff stage is the stage the beginning of a very significant change in the Economy of the country whereby traditional ways of doing things are now been changed to a more organized way .