Answer: a,b
Explanation: because a scientific theory is something that been thought of and tested multiple times.
The answer is going to be A.
I believe the statement above is true. The stronger the wind, the larger the particles it erodes<span>. The stronger the wind, the larger the particles that are carried away.
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It is 20 because then you will put 30 inside of 20milimeeter and put 70 years into the other pint and put it learnt into the cup