It is important to have supporting details when trying to make connections between past and present events

True.

Explanation:

The given statement asserts a true claim that it is significant to have the supporting details while associating the past and present events as they not only help in comparing the identifying the similarities between the events but also in analyzing them and making worthy deductions regarding them. Supporting details are characterized as the facts which function to narrate, explain, and substantiate the validity of the events and helps in correlating or establishing connections between the events. Thus, the assertion is true as it is used in forming the central claims of research papers, essays, or other works.

it is due to the halo effect as the impression of the boy created earlier.on the mind of the principle affected his decision

c. taught scientists many new things about the earth, but not other planets.

explanation: