They raided each other's settlements. When the English first arrived in America, the natives didn't like them settling on their land, and they saw them as a threat. So they attacked, killing settlers.
C) I could not remember how to throw a boomerang, but it eventually back to me.
The appropriate response is heart rates. A typical resting heart rate for grown-ups ranges from 60 to 100 pulsates a moment. By and large, a lower heart rate very still infers more productive heart capacity and better cardiovascular wellness. For instance, an all around prepared competitor may have an ordinary resting heart rate more like 40 thumps a moment.