Man's knowledge of the universe is limited. Which of the following is the least biased replacement for this sentence?
Select one:
O
Younger people in particular cannot be expected to know much about the universe.
O
Humankind's knowledge of the universe is limited,
My knowledge of the universe is limited, but I know much more than I used to
O
Man's knowledge of the universe is limited, but it grows constantly.

i think that it would be the last one.

Explanation:

becuase we all learn something new every day

depends on your school

when i was in high school i took ap biology my senior year and it was the hardest one for me because my teacher finished the material within the first month of school and then went on to doing advanced college level it was horrible. but at a nearby school ap biology was one of the easier aps. also, it depends on what you are interested i like math a lot so ap calculus was easier for me than most but i hate history so ap us government was harder for me than most.