a firefighter is injured by smoke inhalation while fighting an accidental fire at a local resident's house. is the homeowner liable for negligence if the firefighter sues? yes, because the homeowner breached a duty of reasonable care to the firefighter. no, because the firefighter was acting unreasonably by entering a burning home. no, because the homeowner had no duty of care to the firefighter. yes, but only if causation can be established.