Please explain why Configuration B is the most suitable one for designing the Business class on aircraft, take the reason via ambient condition, spatial layout/functionality and sign, symbol, artifacts., in the role of the dimension of servicescape more detail.

Configuration B is the most suitable when comparing to A and C for business class,

reason1.ambient condition:

2.spatial layout:

3. functionality and sign:

4. symbol:

please give answer more clear and detail step by step, if right i will give you a thump up!!!