The difference between a resource and a capability is "a resource is a productive input or competitive asset, while a capability is the capacity of the firm to perform some internal activity competently".
Option: A
Explanation:
Resources are limited but capabilities are actually not defined in amount, it depend individual to individual or firm to firm basically rely on one's patience who can discover own self to any extent for better and better results. Resource in economy is an asset or potential or input which has been applied on any firm while capacity is how much a firm can extract output from such applied input. It helps to define the potential of an organization or start-up in such a competitive market.