Question

A student thinks that scientific theories are not reliable sources of information, since scientists tend to argue about the details of them. What is the flaw in the student's reasoning? (2 points)
The arguments between scientists tend to make theories stronger, not weaker.
Scientists rarely disagree about scientific theories.
Scientific theories do not change over time, which makes them reliable.
It is rare for a scientific theory to be valid for more than a few years.

Answer 1

I think it's A

Answer 2

I too think it's A but then i am not sure..

Answer 3

Okay! Thanks anyway! :)