Answer:A heuristic
Explanation:
A heuristic technique is the way in which we use a short cut to solve a problem or to make a decision by using practical reasoning which may not be logical or rational but still which is sufficient for us to make a quick decision or resolve an issues immediately or reach a short term goal. It helps us find a satisfying solution as quickly as possible.bit take away all the process of having to think deep. Heuristic can be a trial and error or an educated guess or using Intuition or just plainly common sense.
They wanted to built a Settlement In North America. They did, and Named It Jamestown
Answer: C. a substance changes state from solid to liquid
Explanation:
A physical change is one that occurs when the substance of subject changes its form as a result of a reaction. The most noticeable indicator of this is a change in the state of matter such as a change from liquid to solid like the above.
The other options show a chemical change as the form was not changed but its chemical properties such as color was changed or it lost some atoms which became air.