Direction: In the following questions, a sentence/part of the sentence is printed in bold. Below are given alternatives to the bold sentence/part of the sentence at (1), (2) and (3) which may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is No Improvement.
- 
					 The amount multiplies over a period of time.
 
- 
                        
- within
 - in
 - by
 - No Improvement
 
 
Correct Option: D
No Improvement