Working in multiple international markets can provide firms with perhaps even in terms of a. new learning opportunities; research and development activities b. location advantages; larger markets c. economies of scale and learning; larger markets d. research and development activities; larger markets

Working in multiple international markets can provide firms with New learning and development opportunities perhaps even in terms of research and development activities.

Explanation:

When international markets are opened for a firm, the horizons of the business expand and they are exposed different cultures around the world which strengthens them. International presence of the brand can be observed when businesses are set up in different countries.  

Sale of the products will increase and a system of branding will happen which finally becomes the asset of the company. International businesses also help to maintain joint ventured ties with local businesses too.  When brand name is acquired, it is less sensitive to the changing trends.  

i think it's b or c hope this

what organizations did you select