Consider the following table providing the prices for three different brands of chocolate chip cookies during 2009 to 2010 in a particular country. (Prices are in the country's local currency.) 
a. Compute the unweighted aggregate price index for 2010, using 2009 as the base year.
B) Interpret the result.
Definitions:
Moraine
Sediment carried by and deposited by a glacier; also refers to the resulting landform.
U-Shaped Valleys
Valleys characterized by steep sides and a rounded bottom, formed by the erosion of mountain glaciers.
Sharp Peaks
Pointed mountaintops or summit areas characterized by steep slopes and rugged terrain.
Sharp Ridges
Narrow, elongated, and often steep landforms that are formed by the erosion of geological processes, especially in mountainous regions.
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