Suppose That Canadian Mining Companies Purchase German-Made Ore Trucks at a Reduced

Suppose that Canadian mining companies purchase German-made ore trucks at a reduced price. By itself what will this do to the GDP deflator and the consumer price index?

A) The consumer price index will fall, and the GDP deflator will fall.
B) The consumer price index and the GDP deflator will be unaffected.
C) The consumer price index will fall, and the GDP deflator will be unaffected.
D) The consumer price index will be unaffected, and the GDP deflator will fall.