What Do the Following Sentences Refer to

question 14

Short Answer

What do the following sentences refer to :
-An inability to clearly focus on near objects

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Definitions:

Measurement Consistency

How much a test tool provides uniform and steady outputs through time.

Twin Studies

A research method in psychology used to study the effects of genetics and environment by comparing the similarities and differences between identical and fraternal twins.

Adoption Studies

Research studies that compare adopted children to their biological and adoptive families to understand the relative influence of genetic and environmental factors on human development.

Heredity and Environment

The two major influences on human behavior and development; heredity relates to the genetic inheritance, and environment refers to the various external factors that impact one's life.