Mary has been sued for negligence. It has already been determined that Mary owed the plaintiff a duty of care. When a court considers whether or not Mary breached the duty of care she owed to the plaintiff, which of the following is the test applied: Select one: a Did April do what a sober person would have done in the circumstances? O b. Was April as careful as she could have been in the circumstances? c. Would a perfect person have done something different than April did in the circumstances? O d. Did April do what a reasonable person would have done in the circumstances