Although Edward Could Stand Alone,he Did Not Walk Until the Age

question 50

Multiple Choice

Although Edward could stand alone,he did not walk until the age of 14 months.Is Edward's behaviour typical?

• A) no, he is neurologically impaired
• B) no, he must have been born prematurely
• C) yes, if he has developed in an impoverished environment
• D) yes, he is still well within the normal range

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Definitions:

Air Tanks

Containers used in air brake systems to store compressed air and supply it to the brakes to facilitate stopping or control.

PM Service

Preventive Maintenance Service, a routine maintenance practice designed to keep vehicles running efficiently by preventing major issues before they occur.

S-cam Profile

A specific shape or contour of an S-cam, which is part of a drum brake system in large vehicles, responsible for transforming the motion of brake actuators into a force that applies the brakes.

Lithium-soap Grease

A type of lubricant made from lithium soap, known for its high resistance to water and its use in automotive and industrial applications to reduce friction and protect against corrosion.