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? 

Answer options:

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

B