Answer: The 4 guiding principles of DECA are;<u> "applies learning, connects to business, promotes competition, and integrates into classroom instruction."</u>
Explanation: DECA has an emblem that represents the main guiding principles. The emblem consists of a total of 8 principals belonging to the organization. The other principals consist of their learning program, which includes being an experienced leader and being active in the community.
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<h2>
Following theories can be put up about how hominids evolved:</h2>
- <u>The theory of unused organs:</u>
As the methods that the hominids used to find their food changed, they stopped using some organs of their bodies. As the use of these organs stopped, their bodies evolved to eliminate those organs.
- <u>The theory of improved posture:</u>
As the hominids started relying on their legs for the purpose of locomotion and started using their hands for other purposes, their posture went on becoming more and more erect.
- <u>The theory of improved comprehension:</u>
Along with the development of other body parts, the brain of the hominids also developed to become more efficient. This made the hominids develop the ability of comprehension.
