People such as doctors, dentists, veterinarians, lawyers, accountants, contractors, subcontractors, public stenographers, or auctioneers who are in an independent trade, business, or profession in which they offer their services to the general public are generally independent contractors.
Mars is the fourth planet from the sun. Mars has  two Moons, Phobos and Deimos. They were both discovered in 1877, by Asaph Hall at the Naval Observatory in Washington DC. Phobos is the larger one of Marsâ moons, and it orbits closer to the surface of Mars than Deimos does.
Answer Wiki. The terrestrial planets, Mars, Earth, Venus, and Mercury only have three moons between them (Mars has two, Phobos and Deimos, and the Earth has one). The Jovian planets, by contrast, are teeming with moons: At latest count, Jupiter has 67, Saturn has over 60, Uranus has 27, and Neptune has 14.