Design failure modes and effects analysis (dfmea) that you are responsible for returns a failure mode with the following ranking: severity (s) 9 occurrence (o) = 6 detection (d) 4 what is your first priority? a) increase detection of the failure mode b) investigate the causes of the failure mode c) reduce the occurrence of the failure mode d) eliminate or avoid the failure mode e) increase testing of the product f)cease design of the product