List the four matters the lawyer's letter should address regarding "asserted" claims.

a) The lawyer's favorite hobbies, the weather forecast, financial analysis, and tax compliance.
b) Claims and assessments, pending or threatened litigation, unasserted claims, and conflicts of interest.
c) The lawyer's vacation plans, office decor, quality control procedures, and office locations.
d) Legal billings, marketing strategies, and social media policies.

b) Claims and assessments, pending or threatened litigation, unasserted claims, and conflicts of interest.