Final answer:
The A-10 Thunderbolt II, also known as the Warthog, is the fixed wing aircraft that can be equipped with 20mm, 2.75 inch rockets, AGM 65, GBU, and GP bombs.
Step-by-step explanation:
The fixed wing aircraft that can be equipped with 20mm, 2.75 inch rockets, AGM 65, GBU, and GP bombs is the A-10 Thunderbolt II, also known as the Warthog.
The A-10 Thunderbolt II is a single-seat, twin-engine attack aircraft designed to provide close air support to ground forces. It is specifically designed for attacking armored vehicles and is equipped with a wide range of munitions, including the ones mentioned in the question. These munitions allow the A-10 to engage both ground and air targets effectively.
With its heavy armor and an impressive array of missiles and bombs, the A-10 Thunderbolt II has proven to be a crucial asset in combat operations since its introduction in the 1970s.