This is an easy question but i'm overthinking it : (( there are some parts of the world where more than two plates react in complex ways. one example of this is near spain where three plates are moving together. what do we call these areas? a. plate boundary zones b. trench zones c. ring of fire d. continental shelf zones

Look at the data above. provide an explanation for europe’s projected population decrease by the year 2050. (i'm doing this for future kids) the answer is : the percentage of people over the age of 65 and under the age of 15 in europe is currently the same at 16% each. therefore, the majority of the population is between the ages of 16 and 64. in forty years from now, in 2050, a greater percentage of the population will be over the age of 65. europe also has a relatively long life expectancy of 75 years. this, combined with a low birth rate means that by 2050 europe’s population will actually be less than it is today.

What id the primary human cause of the global warming a. storage of nuclear fuel rods b. burning of fossil fuels c. building of high-density housing d. violent conflicts over natural resources

Which barrier to economic development is shown in the following examples?