When During Prenatal Development Does a Primitive Brain Appear

question 3

Multiple Choice

When during prenatal development does a primitive brain appear?

• A) at conception
• B) around 2 weeks
• C) around 4 weeks
• D) around 9 weeks

---

Definitions:

Test Situation

A controlled environment or condition in which experimental or diagnostic tests are conducted.

Coffee Shop

A retail establishment that serves coffee and other beverages, often providing a comfortable atmosphere for socializing or work.

Supermarket Chain

A group of retail grocery stores under the same brand and management, operating in multiple locations.

Significance Level

The probability of rejecting the null hypothesis when it is true; a measure of the risk of incorrect rejection.