What is an example of a multinational organization?​

Blank is a naturally occurring gas that's found in most soils and rocks and can cause lung cancer

You have been tasked with sorting the rock samples shown into three categories, with two rocks in each category. what attribute would you use to sort these rocks? which rocks would be in each category? rocks: obsidian, coquina limestone, granite, soapstone,pumice, and gneiss.

At which boundary does subduction stop occurring, resulting in a mountain range?