Answer:
why?
Most rocks are made of what elements?
Group of answer choices
quartz, granite, marble, limestone, shale, sandstone, obsidian, mica
oxygen, silicon, aluminum, iron, calcium, sodium, potassium, magnesium
carbon, hydrogen, rubidium, nickel, zink, copper, lead, gallium
lithium, nitrogen, selenium, fluorine, chlorine, antimony, gallium, tin
Explanation: