In 2013,the Reference Base Period for the CPI for the Nation

In 2013,the reference base period for the CPI for the nation of Webot,a typical consumer spent $30 on potatoes and $150 on steak.If the price of steak is $15 and the price of potatoes is $1 then there are ________ units of steak and ________ units of potatoes in the CPI market basket.

A) 150;30
B) 10;30
C) 5;30
D) 30;150
E) None of the above answers is correct.