Identify the incorrect statement about a planet revolving around Sun

Which of the following statements are correct about a planet revolving around Sun ?

Which of the following statements are correct about a planet rotating around the sun in an elleptical orbit

Which of the following statements are correct about a planet rotating around the sun in an elleptical orbit

If T be the period of revolution of a plant revolving around sun in an orbit of mean radius R , then identify the incorrect graph.

If T be the period of revolution of a plant revolving around sun in an orbit of mean radius R , then identify the incorrect graph.