Answer:
Step-by-step explanation:
a) Use all reasonable care to obtain factual evidence to support their opinion.
A key responsibility of experts when providing professional opinions is to ensure they have gathered and considered all relevant factual evidence to support their opinions. Expert opinions should be grounded in a thorough examination of the available data, research, and evidence, rather than relying solely on intuition or personal beliefs. This ensures that their opinions are well-informed and credible.