Transient ischemic attacks (TIAs) are:
a. unilateral neurologic deficits that slowly resolve.
b. generalized neurologic deficits that occur a few seconds every time.
c. focal neurologic deficits that develop suddenly, last for several minutes, and clear in 24 hours.
d. neurologic deficits that slowly evolve or develop.
c. focal neurologic deficits that develop suddenly, last for several minutes, and clear in 24 hours