Fresh water makes up less than percent of the world’s water.
a. twelve
b. ten
c. one
d. three

Option D, three

Explanation:

Fresh water shares a very small percentage of total water available on planet earth. The 70% of earth’s surface is covered by water. Out of this 70% only 2.5 % is the fresh water rest all is saline water existing in oceans and seas. Even out of the this 2.5% of freshwater, human being has yet been able to utilize only 1% of the fresh water reserve.  

Since 2.5% is near to the numerical figure of 3% , option D can be considered as correct answer

explanation:

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