Answer:
The correct answer is letter "D": all of the above are true.
Explanation:
Variability in manufacturing represents the differences that arise naturally in every step of the production process. Most firms expect a certain level of variation measured with different methods. If the measure is under acceptable limits, then it is said that the variation is in control.
The application administrator should tighten measures on the external application used in the database backend especially when it comes to creating user IDs in order to prevent unauthorized users - any off-campus or even non-affiliated users to indiscriminately post links, especially malware and malicious ones. This can be done by selecting a viable verification method in order to only allow on-campus students to sign-up to the service.
Trent's friends were providing him deviance training. It is where a peers of an individual is persuading him or her to do something in a forceful or aggressive manner that leads to behavioral problems that could increase. It is shown in the statement for Trent's friends tries to persuade him into cutting class which is a behavioral problem.