Which two planets lie between the sun and the earth?

Mercury and Venus lie between the sun and the earth. Mercury is the planet closest to the sun and is the smallest planet in the solar system. Venus is the second planet from the sun and is similar in size to the Earth. Both planets orbit the sun in between the sun and the Earth. Mercury and Venus are known as the inferior planets because they orbit the sun closer than Earth does. In contrast, Mars, Jupiter, Saturn, Uranus, and Neptune are known as the superior planets because they orbit the sun farther out than Earth does. Therefore, the answer is option C: Mercury and Venus.