Answer:
the answer is e because b and c are hearing you and a is what u can see
Sorry
I don't know.
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(P.S. Thanks for points!!)

Its definitetely a matter of rules and regulations. Company A may have a boss who likes people to work in a relaxed area but to keep the principle of working as a team. The second company has definite rules like having a meeting with their boss and also having rules about dressing. So that is why the option is c