Various variants have been made about the fighter’s lifespan. These have provided the T-45A, that is a two-seat variant also employed by the US Marines, plus the T-45C, an upgraded Variation which has a glass cockpit and other augments, which currently serves like a design for T-45s still in company https://vikingwebtest.berry.edu/ICS/Berry_Community/Group_Management/Berry_Investment_Group_BIG/Discussion.jnz?portlet=Forums&screen=PostView&screenType=change&id=821e57cf-8299-4313-9f9c-21bff137e1d8