Select the Correct Singular or Plural Noun for Each Sentence

question 19

Multiple Choice

Select the correct singular or plural noun for each sentence. Albert Einstein's (theory, theories) of relativity revolutionized the world of physics.

• A) theory
• B) theories

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Definitions:

Routine Maintenance

Routine maintenance involves regular and basic upkeep to maintain equipment, systems, or facilities in operational condition, preventing major failures or breakdowns.

Price Ceiling

A government-imposed limit on how high a price can be charged for a product.

Equilibrium Price

The market price at which the quantity of goods supplied equals the quantity of goods demanded.

Supply Curve

A graphical representation of the relationship between the price of a good and the quantity of that good that suppliers are willing and able to supply.