Environmental

A NH home inspection report notes the presence of knob-and-tube wiring. This is significant because:

AKnob-and-tube wiring is required by NH building code
BIt may not be insulated and insurance companies may refuse to insure homes with active knob-and-tube wiring✓ Correct
CKnob-and-tube wiring is a modern electrical system
DOnly commercial properties have knob-and-tube wiring

Explanation

Knob-and-tube wiring is an older electrical system found in many pre-1950 NH homes. It lacks grounding and insulation that meet current code, posing fire risks. Many homeowner's insurance companies will not insure homes with active knob-and-tube wiring or require upgrades before issuing a policy.

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