The proposed that all impediments to the formation of a single market be eliminated by December 31, 1992, resulting in the Single European Act.

Explanation:

The Delors Commission proposed that all impediments to the formation of a single market be eliminated by December 31, 1992, resulting in the Single European Act.  The result was the Single European Act, which was independently ratified by the parliaments of each member country and became EC law in 1987.

answer; (inseparability);

these are the four factors that influence enterpreneurship development

1. economic development

2. culture

3.technological development

4. education