Answer:
B.sacrifice consumption goods and services now in order to enjoy more consumption in the future.
Explanation: Tradeoff is a term used in Economics to refer to the sacrifice of a particular quality or goods in order to enjoy the benefits of the use of another.
Tradeoffs are applied in Economic decisions especially in a situation where there are two competing needs, it is applied in order to choose the most urgent and necessary while the other can be considered for a later day or period.
Applying tradeoffs in Economic decisions will lead to an increase of one factor or need which will lead to a decrease in another factor or need.