B is your answer hope this helps
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.
They all had to wear bow ties