Category B1 Readiness Check

Explanation

As the navigation display, the EHSI offers selectable formats such as full-arc (expanded compass) and map mode, with weather radar (Wx) able to be overlaid. VOR and ILS are received signals shown within these modes rather than EHSI display modes in their own right, which is why the other options are incorrect.

Every one of 17,000+ Part66 questions is explained like this — included with a subscription.