Correction Lines, Which Occur at Intervals in the Rectangular Survey

question 63

Multiple Choice

Correction lines, which occur at intervals in the rectangular survey system, are necessary

• A) to correct the mistakes made by surveyors.
• B) to allow for magnetic fields which interfere with compasses.
• C) because of the curvature of the earth.
• D) because of the gravitational pull of the moon.

---

Definitions:

Obsessive-Compulsive Disorder

A mental disorder characterized by unwanted repetitive thoughts (obsessions) and/or actions (compulsions).

Excessive Cleansing

A behavior pattern characterized by an overemphasis on cleanliness, sometimes indicative of an underlying anxiety disorder.

Common Compulsion

Repetitive behaviors or mental acts that an individual feels driven to perform in response to an obsession or according to rules that must be applied rigidly.

Obsessive-Compulsive Disorder

A mental disorder characterized by recurrent, unwanted thoughts (obsessions) and/or repetitive behaviors (compulsions) that one feels compelled to perform.