Answer:
Correct option is C.
If the CPI is 156.25 in 2007, then 2005 is the base year.
Explanation:
The CPI js given by the formula:
Current year prices/base year prices x 100
Given the values in years 2005,2006 and 2007, of all the given options, option (c) if the CPI is 156.25 in 2007, then 2005 is the base year is corrrect. This is because calculating CPI for 2007 using the above formula and 2005 as base year gives us CPI as 156.25.
The both work in the Energy Generation career pathway.
I think when you ask him the question you can give him your opinion to. You must not be offended though if he corrects your statement or tells you that is not a good idea.