Six:
1. Upper Mississippi
2. Arkanas River
3. Illinois River
4. Missouri River
5. Ohio River.
6. Red River
Argentina (44.27 million) venezuela (31.98 million)
The following characteristic is not what geologists use to identify minerals a. softness
Answer:
Andorra.
Explanation:
The French president is considered one of the princes of Andorra. This started way earlier in the 21st century during the medieval era; and continued till today by the the land locked Andorra between Spain and France. The other prince here is the bishop of Urgell.