The immune system helps neutralize disease and infection. The digestive system processes nutrients from food. The skeletal system includes your bones and supports and protects your body. The correct answer is the nervous system.
<span>The correct answer to this question is a line graph. If Rob needs to create a graph that is able to display the combination of two different values - in this case, level to which the salt has dissolved and time taken - and he needs to have more than one result included, then a line graph is the way to present this.</span>
Answer:
D
Explanation:
The fossil record provide evidence that Older species have rise to more recent species