Answer: a. testing effect
Explanation:
Testing effect is a type of threat to internal validity of an experiment. Internal validity is assessing whether a factor makes a difference in an experiment or not and if it does, whether there is adequate evidence to support this correlation.
Testing as a threat to internal validity is when a second test is taken on the outcome of a first test. Other internal validity threats are history, maturation, instrument modifications.
Answer:
continued many
Explanation:
According to my research on the different counter terrorism policies that existed during the Bush administration, It can be said that Barack Obama continued many of the anti-terrorism policies during his administration. These policies protect the United States from homeland terrorist attacks as well as overseas. Because of these policies American forces are still deployed in Afghanistan, Syria, and Iraq and in smaller continents.
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Tommy Atkins," or "Tommy," is one common nickname for British soldiers. The term is associated with World War I in particular, but was used as early as the 18th century. hope i help
Answer:
Canada's government in 1999 had a war and a protest.