Answer:a. false alarms
Explanation:A false alarm, also called a nuisance alarm,occurs when someone reports to an emergency room with a deceptive report that result to uncalled for panic and calling emergency people and causing them to use their resources for no reason.
If may be a false burglary alarms , smoke detectors , and industrial alarms .
False alarms takes away resources which can be used for people who are real in trouble and this causes emergency people to end up ignoring alarm calls due to the gals alarms.