Image shows black people voting, so the amendment to the US constitution that directly guarantees the right shown in that image is 15th. 15th amendment of the united states constitution granted the right for citizens to not be denied their right to vote by states or federal government based on their race or color.
Operation Barbarossa was the Nazi German military invasion of the "USSR", since this was the famous surprise attack by Germany that broke the Nazi-Soviet Pact in World War II.
The statement that is false about the Tuskegee study is that the U.S. Public Health Services allowed participants to receive effective treatment when penicillin became widely available after World War II. Option C is correct.
Between 1932 and 1972 the U.S. Public Health Service carried out this clinical experiment or study known as Tuskegee aiming to to analyse the natural history of untreated syphilis. It was considered unethical. It was conducted by the Public Health Service along with the Tuskegee University, 600 impoverished, African-American sharecroppers were subjected to this study and it showed that 399 out of them had latent syphilis and 201 did not contract the disease.
In respect to the first question, it can be said that around 8000 BC to 7000 BC is the time period where evidence of cultural sharing in Neolithic China began.
<span>One big impact of the sharing on the individual societies was the positive impact on the ways of animal domestication and also agriculture.</span>