Final answer:
The question about when the 105th Congress passed amendments to Public Law 81-740 cannot be answered with the given references, as they do not pertain to such an action by that Congress. The provided materials discuss various other legislative acts and historical Congress actions.
Step-by-step explanation:
The technical amendments to Public Law 81-740 were not passed by the 105th Congress, as the information provided does not specify any amendments made to Public Law 81-740 during that session of Congress. The references provided in the question relate to various legislative actions by different sessions of Congress on different topics, such as the Communications Act of 1934, Public Health Service Act, Trafficking Victims Protection Reauthorization Act, and other historical legislative events such as the Civil Rights Act of 1964 and the creation of the G.I. Bill in 1944. No information is provided about the 105th Congress (1997-1998) amending Public Law 81-740.