what the network designer was referring to?

A network administrator is troubleshooting an intermittent network issue between devices that
have a particularly long cable run. The issue was escalated to a network designer who alluded to
potential attenuation issues. Which of the following BEST describes what the network designer
was referring to?

A.
Bad connectors

B.
Cross-talk

C.
EMI / Interference

D.
dB loss