The answer is “No one is important; they are all nothing.” Granger
is mentioning to the nonexistence of significance most persons have over time
in the outstanding arrangement of things. Each individual's life is just a few
seconds in time and space. He even adds that even pronounced men are sooner or
later forgotten.
The answer is "cerebrum".
The cerebrum refers to the most superior and front of the mind's significant areas. It is the seat of reason, arranging, memory, and tangible coordination. All cognizant idea starts in the cerebrum and can impact the intuitive elements of the lower areas of the brain. Cerebrum, the biggest part of the mind.
Answer 4 is the correct one.
Complicated instruments can possibly produce unreliable data depending on if they were used correctly, but they don't always do so.
Simple instruments like rulers can produce unreliable data if the data required is extremely precise, such as decimal measurements, but larger measurement values are typically fine.
More expensive equipment doesn't necessarily mean that it's better, it's just what the manufacturer decided to price the equipment at.
Depending on the situation, different equipment can be better, from a ruler to a caliper.