The correct option is Option 1: Developing solar power production in our country.

A Domestic Content Requirement (DCR) is a policy that requires a certain percentage of a product`s components to be manufactured domestically or locally. This policy is often used to promote and protect local industries, create jobs, and reduce dependence on imports.

In the context of developing solar power production in a country, a Domestic Content Requirement policy would require a certain percentage of the components used in the production of solar panels and related equipment to be locally manufactured. This policy would support the development of the domestic solar industry and create jobs in the manufacturing sector.

In recent years, several countries have implemented Domestic Content Requirement policies for solar power production. For example, India has implemented a DCR policy for its solar power industry, requiring a certain percentage of locally manufactured solar components to be used in government-funded solar projects. Brazil has also implemented a similar policy for its solar industry.

Option 2, granting licenses to foreign T.V. channels, is unrelated to Domestic Content Requirement policies. Option 3, exporting food products, and Option 4, permitting foreign educational institutions to set up their campuses, do not typically involve the use of Domestic Content Requirement policies.

Overall, the use of Domestic Content Requirement policies is an important tool for promoting local industry and creating jobs in the manufacturing sector. In the context of developing solar power production, it can help support the growth of the domestic solar industry and reduce dependence on imports.