Consider the Following to Answer the Question(s) Below

Multiple Choice

Consider the following to answer the question(s) below:
Suppose that data on labour productivity and unit labour costs were obtained for the retail industry from 1995 through 2014. A regression was estimated to describe the linear relationship between the two variables.
-Which of the following re-expressions of the data would be appropriate?

A) Use a logarithmic transformation.
B) Square the data.
C) Use a geometric transformation.
D) Take the square root of the data.
E) Take the reciprocal of the data.