Answer:
The correct answer would be option B, A physical office is more of a convenience than a necessity.
Step-by-step explanation:
Now a days, many businesses are conducted online, which do not require any physical office facility. All work and orders can be done by sitting at home. May be just a warehouse is required in some businesses. So in this era of online businesses, establishing a physical office is more of a convenience than a necessity. So it is not necessary to have a physical office to operate many businesses, but having a office would make it convenient to do business because you will have an office environment, people will work together and boost each other's energy levels and help others in completing their tasks. So its a matter of convenience than necessity.