What are some reasons to consider san francisco and los angeles as located in separate regions?
a. national boundaries
b. radio and television station markets
c. language
d. climate

Number the steps from when a stimulus is received to when the body reacts

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

The earth's internal process which drives seafloor spreading is