Mary,a Team Leader,found That Few of Her Team Members' Performance

Mary,a team leader,found that few of her team members' performance had been deteriorating.They had been coming late to work and had not been completing tasks on time.In order to improve her team's performance,Mary identified three options to deal with these underperformers: firing them,training them,or transferring them to another team.After these three options are identified,what is the next step Mary should pursue in rational decision making?

A) She should rate the options to see which one will improve her team's performance
B) She should identify the objectives and goals of her decision related to the problem.
C) She should immediately fire all the underperformers to solve the problem.
D) She should understand the problem or opportunity that has to be dealt with.