It turns out that Jack (see item 7) can't remember anything that happened from the time he and Jill started up the hill. Jill takes Jack up the hill again and finds that he remembers seeing the well before. Jill is measuring forgetting by using .

c

explanation: because you need to reduce the pollution on land,the exhaust fumes will stop,and stop it in water,the oil that is in the oceanharms the fish   sorry if you   have been waiting long  

answer; quantitative versus qualitative research;

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