An engineer is performing a predictive wireless design for a medical treatment environment, which requires data and voice services. What is the minimum requirem...

An engineer is performing a predictive wireless design for a medical treatment environment, which requires data and voice services. What is the minimum requirement for the design?

A. overlapping -67 dBm coverage from two access points B. overlapping -72 dBm coverage from two access points C. continuous -67 dBm coverage from one access point D. continuous -72 dBm coverage from one access point