Which of the Following Is Currently Being Researched as a Possible

question 25

Multiple Choice

Which of the following is currently being researched as a possible cause of autism?

• A) The neuronal structure of the hippocampus
• B) The levels of the neuropeptide oxytocin
• C) The mercury used as a preservative in childhood vaccines
• D) All of these

---

Definitions:

Single Tax

Concept of taxing only landowners as a remedy for poverty, promulgated by HenryGeorge in Progress and Poverty (1879).

Inequality

The state of being unequal, especially in terms of rights, status, and opportunities among different groups of people in society.

Andrew Carnegie

A Scottish-American industrialist and philanthropist who led the expansion of the American steel industry in the late 19th century and is often identified as one of the richest people in history.

Democratic Principles

Fundamental beliefs that support democracy, including political equality, majority rule, minority rights, and freedom of expression.