THE TWO SCIENTISTS DISAGREED AND A ARGUMENT DEVELOPED....

49. - 250 CAU TRAC NGHIEM VE TU VUNG CO DAP AN A1742
250 CAU TRAC NGHIEM VE TU VUNG CO DAP AN A1742

49. The two scientists disagreed and a argument

developed.

A. wet B. bitter C.

salty D. sour