Anecdotes are stories from the past, a part of someone's personal experience which is why they have to be factual if they are to be truthful. They can usually be checked, so i would say the correct answer is D. They are the main source of information in cryptozoology, since the main source is actually folklore, not anecdotes.
Answer:
(especially of a condition or feeling) decrease in vigor, power, or extent; become weaker.
Example: Batman's power waned after a few years.
Answer:B) My mind’s a window with the curtains drawn.
Explanation: