Widget Corp. wants to shift its list of inventory to a cloud so that its different branches can access it easily. The company needs a cloud computing option that would provide high flexibility to add or drop resources. The cloud computing option should be cost-effective and should not expose mission-critical applications and data to the outside world. Which cloud computing option would be most suitable for Widget Corp.?
a. A hybrid cloud
b. A private cloud
c. A public cloud
d. A community cloud