In a Grocery Store, a Display of Cans of Vegetables

Multiple Choice

In a grocery store, a display of cans of vegetables has 24 cans on the bottom row, 21 cans on the next row up, 18 cans on the next row up, and so on until there is 3 cans on the top row. At the end of the day, all cans in the top 6 rows have been sold. Exactly how many cans of vegetables are needed to restock the display?

A) 117
B) 176
C) 63
D) 41