A Company's Chief Operating Officer (COO) Is Concerned About the Potential

A company's Chief Operating Officer (COO) is concerned about the potential for competitors to infer proprietary information gathered from employees' social media accounts. Which of the following methods should the company use to gauge its own social media threat level without targeting individual employees?

A) Utilize insider threat consultants to provide expertise.
B) Require that employees divulge social media accounts.
C) Leverage Big Data analytical algorithms.
D) Perform social engineering tests to evaluate employee awareness.