According to a case study in one of our weekly chapter reading, nearly percent of all employees send work e-mail messages to and from their personal e-mail accounts, which is a bad practice that exposes a business organization's critical information assets to security risks.
A.80, and uncontrolled
B.60, and controlled
C.80, and controlled
D.80, and unknown

Option A 80, uncontrolled

Explanation:

Any correspondence of email in workplace should get through the business or corporate email account rather than a personal email account. This is because the business email account is usually bundled with enterprise level security to protect the data privacy. The message that get through the business email account is encrypted and therefore it is not easy to be intercepted by an unauthorized party. And also the correspondence can be censored by the corporate.

The lack of those advance security features in the personal email account will expose the business organization's sensitive info to uncontrolled security risks.

they really not common the os x is just a better version of the os like in iphone theirs xr and their xs