Historical models of the solar system included a model or earth-centered universe and a model or sun-centered universe.

The correct answer will be option-earth-centered universe.

Explanation:

The ancient philosophers and scientists tried to understand the world so that the surrounding environment could be exploited.

The solar system was one of the systems, the ancient philosophers and astronomers tried to understand. The ancient recorded solar system model was proposed by the Ptolemy which stated that the earth is present in the center of the universe and all the celestial bodies revolve around it. This model is known as the geocentric model of the solar system.

Thus, the option-earth-centered universe is the correct answer.

Amoebae move by growing an extension of their bodies in the direction of movement and then flowing into it. this extension is called a  pseudopod  because when it's fully extended it resembles a limb, despite being only an extension of the amoeba's plasma membrane.