Which of the Following Statements Is TRUE If You Wish

Multiple Choice

Which of the following statements is TRUE if you wish to compare two sets of fixed base relatives with different bases?

A) The bases of both sets should be altered to equal 100 for the most recent time period
B) The base of one set should be altered so that figures use the same time period as a base
C) The time series trend of both data sets should be used to make a comparison
D) Such a comparison is not possible, new data should be collected using a common base