Melanie is going to the dentist. Her decision that the dentist will hurt her is a ____, whereas her deciding to smoke a cigarette before going into the dentist's office is a ____

Almost every older adult experiences depression and despair at the end of their lives

Indicate whether this statement is true or false.

Some research has shown that stimulating parts of the temporal lobe can produce vivid autobiographical memories

Others have suggested that these are not true memories, but rather are more like altered perceptions that do not reflect real past experiences. To date, the true answer has not yet been solidified. This uncertainty in research findings demonstrates which of the six principles of scientific thinking? A) Ruling out rival hypotheses B) Correlation vs. causation C) Extraordinary claims D) Falsifiability