best method of the correlation of sedimentary rock layers over a hundred million kilometers apart is by

Click the item in the left column. use the plus sign to move it up or the minus sign to move it down until it matches the correct entry in the right column. lock your answer in place by clicking the square beside the item. (a checkmark means it is locked.) amazon basin a atacama desert b andes mountains c lake titicaca d peru e patagonia f brazil g chile h suriname

How has the geography of india made it difficult for its people to expand before modern technology?

List 3 factors commonly used to select the location of a city