Barbara and Brenda Are Identical Twins Who Were Adopted at Birth

question 127

Multiple Choice

Barbara and Brenda are identical twins who were adopted at birth and raised by two different families.Andy and Andrew are identical twins raised together by their biological parents.When the four children entered high school they took an IQ test.Barbara and Andy each had scores of 110,while Brenda's IQ was measured at 120 and Andrew scored 108.These results support which of the following conclusions?

• A)intelligence is not determined to any extent by the environment
• B)intelligence is entirely determined by the environment
• C)intelligence is not entirely determined by genetics
• D)intelligence is entirely determined by genetics

---

Definitions:

National Legislation

Laws and regulations enacted by a country's legislative body that govern the actions of individuals, businesses, and other entities within the country.

International Assignments

Work tasks or projects that require employees to relocate to different countries, often for extended periods, to fulfill business or organizational goals.

HR Manager

A professional responsible for overseeing human resource functions within an organization, including recruitment, training, and maintaining employee relations.

Internal Recruitment

The process of filling job vacancies within an organization by considering current employees for the position before seeking external candidates.