Legal causal relationship between the alleged malpractice and injury

Part-1
1.Define the legal causal relationship between the alleged malpractice and injury?
What does this mean?

1. In your own words, please define the phrase ‘a prima facie case’.
   Part-2
2. Who is the intended audience of the research memorandum below?
3. Why is it important to redact client information in a research memorandum used as a writing
   sample to show prospective employers? Explain your answers.