A (2) | B (1) | D (1)
Anchor point

The location on a vehicle, wheelchair, or wheelchair tiedown where a belt-restraint or wheelchair-tiedown anchorage is attached.

ANSI/RESNA WC18 (officially SECTION 18 RESNA WC-4:2012)

A voluntary standard that specifies design and performance requirements for WTORS. NOTE: ISO 10542 is an international standard that is comparable with WC18 and SAE J2249