(5 pt) Which question is being asked in this story problem? Dorothy has a stamp collection. She bought 300 stamps and some pages for her album. She put 25 stamps on each page. Each stamp cost 45¢. Each page cost 15¢. How much did Dorothy spend on pages for her 300 stamps? A. What was the cost of the pages in Dorothy's album? B. How many pages does Dorothy have in her album? C. How much did Dorothy's stamps cost her? D. What was the cost of the stamps for 1 page in Dorothy's album?