Question

the........buidings are found in america. (best,better)

Answer 1

Q. the........buidings are found in america. (best,better)?

Answer:   The 'best' buildings are found in America.

 (Corrected grammar)

Answer 2

$\huge\color{Pink}{Hey\:Mate!!}$

here is your answer:

The $\bf{Best}$ buildings are found in America.

The reason for not using better is that we use better only if we are comparing two things.

hope it helps you!!

$\huge\boxed{Thankyou!!}$