Final answer:
The statement that did NOT occur in the late 1960s and throughout the 1970s in the United States is that marijuana use among high school students reached an all-time low.
Step-by-step explanation:
Among the options provided, the statement that did NOT occur in the late 1960s and throughout the 1970s in the United States is D. Marijuana use among high school students reached an all-time low.
In reality, marijuana use among high school students increased during this time period. The counterculture movement of the 1960s and early 1970s saw an increase in recreational drug use, including marijuana.
Grassroots groups like NORML advocated for changes in laws to decriminalize marijuana, and the American Medical Association recommended the decriminalization of marijuana for personal use, challenging the government's messages about marijuana.