Riya purchase 20 jars in a store then she returned 4 jars to store .Now how many jars she had?	Options:
A) A)5  B) B)11  C) C)19  D) D)16  E) E)4
20-4= 
<gadget id="calculator">20-4</gadget>
<output>16</output>
16. Answer is 16
<result>D</result>
Riya purchase 20 jars in a store then she returned 4 jars to store .Now how many jars she had?