Petro is the premier provider of oilfield consultancy services in a certain region. Its consultants are experts in local conditions. Recent discoveries of metal deposits in its region have spawned attractive new markets outside of the oilfield. Global firms with cutting-edge technology that Petro cannot afford have been attracted by the new markets. If Petro did a SWOT analysis, what would be one of its weaknesses?
A.access to cutting edge technology
B.recent discoveries of metal deposits
C. detailed knowledge of local oil markets
D. entry of international companies into the market