Given is a time series. What is the time series demand pattern as shown below?
Date Price
6/26/2012................................102.31
6/27/2012................................110.23
6/28/2012................................106.34
6/29/2012................................109.32
7/2/2012.................................102.32
7/3/2012.................................113.56
7/5/2012...................................105.2
7/6/2012.................................132.34
7/9/2012.................................102.11
7/10/2012................................101.36
7/11/2012................................102.32
7/12/2012................................102.34
7/13/2012................................103.21
7/16/2012................................101.23
7/17/2012................................104.23
a) Horizontal
b) Trend-Downward
c) Seasonal
d) Trend and Seasonal
e) Cyclical
f) Trend-Upward