​Which of the Following Working Postures Is Not Considered Proper

question 21

Multiple Choice

​Which of the following working postures is not considered proper ergonomics?

• A) ​Upper arms and elbow extended outward.
• B) ​Head,neck,and truck are faced forward,not twisted.
• C) ​Forearms,wrists,and hands are straight and in line,forearm at about 90 degrees to the upper arm.
• D) ​Shoulders and upper arms are in line with the torso,generally about perpendicular to the floor and relaxed,not elevated or stretched forward.

Analyze the role of aquaponics in sustainable agriculture.

Understand the global trends in food production and the contributing factors to food insecurity.

Comprehend the impact of the Green Revolution and the need for sustainable agriculture methods.

Recognize the relationship between agriculture and critical environmental issues like soil degradation and water scarcity.

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Definitions:

Indicator Variable

An indicator variable is a numerical variable used in statistics that adopts a value of 1 if a certain condition is met and 0 if it is not.

Binomial Probability

The probability of obtaining a fixed number of successful outcomes in a fixed number of trials in a binomial experiment.

Odds

The ratio of the probability of an event happening to the probability of it not happening; in gambling, it represents the amount won relative to the stake.

Unfriended

The act of removing someone from one's social networking friends list.