A systems security engineer is assisting an organization`s market survey team in reviewing requirements for an upcoming acquisition of mobile devices. The engineer expresses concerns to the survey team about a particular class of devices that uses a separate SoC for baseband radio I/O. For which of the following reasons is the engineer concerned? 

Answer options:

A. These devices can communicate over networks older than HSPA+ and LTE standards, exposing device communications to poor encryptions routines
B. The organization will be unable to restrict the use of NFC, electromagnetic induction, and Bluetooth technologies
C. The associated firmware is more likely to remain out of date and potentially vulnerable
D. The manufacturers of the baseband radios are unable to enforce mandatory access controls within their driver set

B