Riyan : “Hi Iqbal, do you know where I can find science books?”
Iqbal : “No, I do not. You must ask to shopkeeper.”
Riyan : “Ok, thank you.”
Dika : “Hi, I am Dika. I am the shopkeeper in this bookstore. Can I help you?”
Riyan : “Yes, I wants to buy a science books. Where I can find it?”
Dika : “The science books at there. You can find it between drawing books and enclycopedia books. There are many science books there.
Riyan : “Thank you for your informations”
Dika : “Youre welcome.”

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Riyan wants to buy ….
a. Enclycopedia books
b. Math books
c. Science books
d. Drawing books