Chad’s government wants to support sustainable development in the region. which of the following strategies would the u. n. division for sustainable development promote in the country?

create a plan for development modeled after a successful industrialized country.
leave the country’s current infrastructure as is and focus on building new industries.
uncover ways to increase the percentage of the chadian population in industry.
increase the number and quality of schools in the region.
i and iii
ii and iii
iii and iv
i, ii, and iii
ii, iii, and iv