Which of the Following Is Not a Part of the Rules

question 167

Multiple Choice

Which of the following is not a part of the rules that govern behavior in most nations:

• A) formal rules
• B) informal rules
• C) social customs
• D) ethics
• E) all of the other choices are part of the rules

---

Definitions:

Brittle Star

A type of echinoderm with a central disc and five long, slender, flexible arms, known for their ability to regenerate limbs and move by wriggling their arms.

Deuterostomes

Lineage of bilateral animals in which the second opening on the embryo surface develops into a mouth; for example, echinoderms and chordates.

Radial Symmetry

A symmetrical arrangement in which body parts radiate out from a central point, common in animals like jellyfish and starfish.

Embryonic Opening

The embryonic opening refers to the blastopore, an early stage in the development of an embryo that can develop into the mouth or anus in different animal groups.