In the Area Immediately Surrounding an Igneous Intrusion,a Host Limestone

question 21

Multiple Choice

In the area immediately surrounding an igneous intrusion,a host limestone is locally metamorphosed to produce marble.Which of the following statements is correct?

• A)The intrusive igneous rock must be older than the limestone.
• B)The limestone must be older than the marble.
• C)The marble must be older than the intrusive rock.
• D)The relative ages of the three units cannot be determined with the information given.

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Definitions:

MPC

Marginal Propensity to Consume - the proportion of any additional income that is spent on consumption rather than being saved.

Consumption

The act of using goods and services for personal use, often considered in economic terms as an indicator of economic health.

Disposable Income

Fiscal space for households' spending and saving maneuvers after settling income taxes.

MPS

Marginal Propensity to Save, which measures the fraction of additional income that is saved rather than spent on consumption.