Most Europeans live in_?(cities, farming communities, rural areas, the suburbs)

At a continent-continent convergence,

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.

Which of the following types of tourist are best to bring money to the local southeast asian communities