Exam Scrum Master Certified topic 1 question 7 discussion

Emily has taken on the role of Scrum Master on a new project. Training the team is one of her major responsibilities. As Scrum Master, which aspects will Emily need to address in this respect?
A) Gaps in technical knowledge in any of the team members.
B) Shortcomings in the Scrum Team's understanding of business value of features.
C) Increasing the team's capability to articulate their challenges to find solutions.
D) Lack of understanding of the Scrum processes and principles.