Answer:
The best sentence that describes Cynthia's experience is A. She acquired a transferable skill.
Explanation: The skill that Cynthia learned, which is opening a communication confidently, is a skill that she was able to transfer from her previous role as a salesperson to her current role as the business head of her company's sales unit. This is what is referred to as a transferable skill - a skill that can be used in various jobs or roles. The other options do not directly relate to the information given about Cynthia's experience.
Step-by-step explanation: