d
Explanation:
they ended up using each other methods for whatever they had to do
A long time ago when schools were first created, they didn't have sports teams or after school clubs. It was morning to afternoon and that was it.
Since most students were fascinated by the things the teacher taught them, they wanted to bring it home and show their family what they were learning in school. So then, homework was created and hasn't stopped since. A good way to deal with homework is to reward yourself for each thing you get done or take breaks every 1/2 hour in order to keep up the good work! Also, you should do your homework as soon as possible to keep everything you learned fresh in your mind, you're more likely to get better accuracy on the assignment. Even though children are developing, schoolwork should be put above going to the mall, sports practice, etc...
When cancer cells spread and form a new tumor in a different organ, the new tumor is a metastatic tumor.
A sheriff. A sheriff is elected into office by the people of a certain district.
Hope this helps! (: