A Social Worker Is Advocating Strongly for the Rights of People

A social worker is advocating strongly for the rights of people living in poverty. In the heat of a public debate, the social worker states that a particular senator is corrupt and that he is advocating for laws that reduce legal protections for tenants because the senator will financially benefit from undisclosed interests in slum apartments. Despite the social worker's positive goal of helping clients, the social worker could be liable for "defamation" if the

A) Social worker is also a landlord and does not disclose this conflict of interest.
B) Information is untrue and causes harm to the senator's reputation.
C) Senator really is corrupt and the social worker's claims are true.
D) Social worker has no agency mandate to advocate.
E) Social worker does not make her points very clearly and nobody really understands what the social worker is saying.