Selecting concepts and content is a study method.In other words, if say, one is studying geology, and reading a textbook about it, it is very helpful to find the concepts and underline them so that in going back over them they will stand out. One such concept would be that mineral deposits are formed partly by hydrothermal fluids and once selected, then it can be examined just how this takes place to fully understand how this takes place and its ramifications. As for content, As for content, it could be like the main types of sedimentary rocks, ie conglomerate, sandstone, siltstone and mudstone ie the types and their respective characterstics.
1 have you been
B yes I have already seen
2 has he ever ate
No he has never had it
Answer: sequence
Explanation: i took the test
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The domestication of horses behavior changed quite a lot because before they were domesticated they were WILD horses. So they probably were aggressive animals. Considering how big horses are they definitely would have kicked you if you approached them. Since horses have been domesticated they act less hostile. They have also became smarter, they have a really strong fight or flight system.
(I don't know if this helped, but it took me awhile to find this information)