Which statement correctly defines electromagnetic interference and its mitigation in instrumentation signals?

Which statement correctly defines electromagnetic interference and its mitigation in instrumentation signals?

• A. EMI can inject noise into circuits via radiated or conducted paths; mitigations include shielding, twisted pair cables, grounding, ferrites, proper routing.
• B. EMI is a property of wires that makes them indestructible.
• C. EMI only affects digital signals and can be ignored for analog.
• D. EMI improves signal integrity by boosting signal strength.

Answer: (A)