The answer to your question is: True. The ancient egyptiants participated in sports such as wrestling, long jump, swimming, rowing, etc
The person given credit for the first modern atomic theory was John Dalton. For him, all of the objects present is made up of atoms and that these atoms cannot be destroyed and divided. Also, in this theory, compounds are made up of having two or more atoms that are combined. Although this has been the very first and old theory, it is still valid in modern chemistry.
Predators of frogs would need to hunt other food sources, leading to decreases in both the predators and the new prey. The prey of frog would run rampant as one of their predators are now gone.
Umm I think D.) money in stocks have both high risk and high potential return.