Final answer:
The House of Burgesses, established by the Virginia Company in 1619, was the first popularly elected legislative government in America and is significant for creating a model of self-governance and democracy.
Step-by-step explanation:
The first popularly elected government in America was the House of Burgesses. This assembly, established by the Virginia Company in 1619, was constructed as a response to the rapid expansion of the Virginia colony, primarily due to the tobacco boom. D) House of Burgesses is the correct answer to the question presented.
The House of Burgesses first met in Jamestown and marked the beginning of an elected, representative form of government in what would become the United States. It is significant for establishing a model that would showcase the core tenet of American political thought that emphasizes self-governance and representative democracy.