A Prohibited Area on a sectional chart is depicted with:
Why →
Prohibited areas on sectional charts are depicted with blue hatched borders and labeled with P-prefix identifiers. P-40 covers Camp David; P-56 covers the White House and U.S. Capitol. Flight is prohibited for all aircraft, including sUAS, unless specifically authorized.The trap →
Choice B uses red, which is not a sectional convention. Choice C describes an MOA-style hatching pattern with the wrong color.SOURCE → FAA Aeronautical Chart User's Guide; Advisory Circular 91-63CHECKED APR 21ACS II.A.K3EASY