A Researcher ________ Manipulate an Independent Variable in Ex Post

question 127

Multiple Choice

A researcher ________ manipulate an independent variable in ex post facto research; therefore, we ______ draw cause-and-effect conclusions.

• A) does; can
• B) does not; can
• C) does; cannot
• D) does not; cannot

Understand the origin and evolution of organic molecules and life.

Grasp the concept of chemical and organic evolution.

Recognize the role of RNA in the early stages of life.

Understand the implications of the oxygen increase in Earth's atmosphere.

---

Definitions:

Dating Relationships

Romantic or sexual relationships typically formed in adolescence or adulthood, characterized by varying levels of intimacy, commitment, and social recognition.

Early Adolescence

A developmental period ranging approximately from ages 10 to 14, marked by rapid physical, cognitive, and psychosocial changes.

Late Adolescence

A developmental stage occurring from approximately 17 to 19 years of age, marked by increased independence and self-identity exploration.

Teenagers

Individuals who are in the phase of life occurring between childhood and adulthood, generally between the ages of 13 and 19.