Please choose the correct answer to the question: Earth's magnetosphere is not uniformly shaped. It is compressed on the side facing the Sun and has a long tail extending away from the Sun. Which phenomenon is responsible for this shape?

Answer1: centripetal force of Earth's rotation Answer2: gravitational attraction between Earth and the Sun Answer3: solar winds bringing high-energy particles toward Earth Answer4: differences in the distance between Earth and the Sun during Earth's orbit

Answer format: answer1/answer2/answer3/answer4
Answer: answer3