Answer:
D. Talk about her observations, thoughts, feelings, and what she wants to happen next .
Step-by-step explanation:
In the given scenario, the best way Michelle can take action to communicate more effectively is by speaking her thoughts out, feelings, observations, and what she wants to happen next.
In the scenario, Michelle had an argument with her sister, and she asserts that her sister is causing too much trouble around the house. To communicate effectively, she needs to describe as to why she consider her sister as trouble causing person in the house. She needs to speak about her thoughts, feelings, obserrvations, etc. And what she feels her sister should do to stop being a trouble-maker in the house.
Therefore, option D is correct.