Europa, Ganymede, and Io are moons of which celestial body?

Jupiter

What fictional African country is home to the superhero Black Panther? Which animal is considered to have the strongest sense of smell? What country is known as the Land of Fire and Ice due to its volcanoes and glaciers? Which blood cells help protect the body against disease? Which group of pioneers resorted to cannibalism after being trapped in the Sierra Nevada mountains?