What Was the Most Important Technical Innovation Embraced by the Song

question 41

Multiple Choice

What was the most important technical innovation embraced by the Song?

• A)printing
• B)the harness
• C)calligraphy
• D)the compass
• E)gunpowder

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Definitions:

Norepinephrine

A neurotransmitter and hormone involved in the body's fight or flight response, playing a key role in attention and reactions to stress.

Ischemic Heart Disease

A condition in which blood supply to the heart becomes compromised, leading to a myocardial infarction. One of the leading causes of death from diseases of the cardiovascular system in Western societies.

Cortisol

A steroid hormone produced by the adrenal glands, often released in response to stress and low blood-glucose concentration.

Neuronal Damage

Harm or injury to neurons, the basic working units of the brain and nervous system, leading to various neurological conditions.