Use the Following to Answer the Question(s) Below

Use the following to answer the question(s) below.
The monthly returns on a social choice portfolio comprised of "green" companies are shown below for the last six months of 2007.
Month Monthly Return
July 2.2 %
August 2.5
September 1.8
October 1.4
November 1.1
December 1.9
-The forecasted monthly return for January 2008 using a three-month moving average is

A) 2.8
B) 1.9
C) 2.0
D) 2.4
E) 1.5