Eight-Year-Old Ella Can Use Scissors to Cut Small Paper Dolls

question 83

Multiple Choice

Eight-year-old Ella can use scissors to cut small paper dolls out of construction paper,something she could not do at age 3.What BEST accounts for her improving dexterity?

• A)Cortical thickening in the temporal lobe
• B)Increased myelination of the central nervous system
• C)Increased bone ossification
• D)Increased muscle development

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Definitions:

Market Demand Schedule

A table showing the quantities of a particular good or service that consumers will purchase at various prices over a specified period.

Equilibrium Price

The pricing point in the market where the amount of goods being sold matches the amount being sought.

Equilibrium Quantity

The level of goods or services available and needed at the price of equilibrium.

Equilibrium Price

The price at which the quantity of a good or service demanded by consumers equals the quantity supplied by producers.