An Important Thing to Keep in Mind When Using the "Three

question 101

Multiple Choice

An important thing to keep in mind when using the "Three Ds" to classify abnormal behaviour is that:

• A) although they have been used extensively by psychologists,research suggests that they are a poor way to classify abnormal behaviour.
• B) each criterion by itself is sufficient to classify a behaviour as abnormal.
• C) all of the criteria must be present to classify behaviour as abnormal.
• D) none of the criteria by themselves are necessary or sufficient to classify a behaviour as abnormal.

---

Definitions:

Tax Policy

Refers to the principles and proposals governments use to design and implement taxes, affecting economic behavior, distribution of income, and fund public expenditures.

Income Quintile

A statistical measure dividing the population into five equal groups according to their income level to analyze economic inequality.

Lump-Sum Tax

A tax that is a fixed amount, not varying with the taxpayer’s income level or expenditure, making it independent of the taxpayer’s behavior.

Excise Tax

An excise tax is a tax charged on specific goods and services, such as gasoline, cigarettes, and alcohol, typically to discourage their use or generate revenue.