THEUNITED STATES HAS A …… OF AROUND 250 MILLION. (POPULATION/SEPARA...

4. - BAI KIEM TRA 8 TUAN TIENG ANH9 010
BAI KIEM TRA 8 TUAN TIENG ANH9 010
4.TheUnited States has a …… of around 250 million. (population/separation/addition / introduction)