In the context of STEMI (ST-elevation myocardial infarction), under what circumstances may the STEMI System of Care (SRC) request diversion of a STEMI patient?
a) When the receiving hospital is not equipped to provide timely reperfusion therapy
b) When the ambulance is low on fuel
c) When the patient requests to be taken to a different hospital
d) When there is heavy traffic on the route to the designated hospital