question: OPTIONS:
- yes
- no
" Darwin attributed this to the competition between different forms, combined with the small number of individuals of intermediate forms, often leading to extinction of such forms.
What did Darwin ultimately decide was the reason that nature is not a chaos of variation?

answer: yes

[Q]: Sentence: Not all of these cultural elements characteristic of the Neolithic appeared everywhere in the same order: the earliest farming societies in the Near East did not use pottery. Question: What trend led to parts of the world developing their own local Neolithic cultures? OPTIONS:
- yes
- no
++++++++++
[A]: no

Q: Does "After that the Chinese declared war on the French." provide a valid answer to "When was the Cochinchina Campaign?"?
OPTIONS:
- yes
- no
A: no

Problem: Does "According to tradition the original ancestors of the Tibetan people, as represented by the six red bands in the Tibetan flag, are: the Se, Mu, Dong, Tong, Dru and Ra." answer the question "Which country has a disputed area with Tibet?" OPTIONS:
- yes
- no

A: no

Does the sentence "In cases where antibacterials have been suggested to affect the efficiency of birth control pills, such as for the broad-spectrum antibacterial rifampicin, these cases may be due to an increase in the activities of hepatic liver enzymes' causing increased breakdown of the pill's active ingredients." provide a valid answer to the question "What percent is the failure rate of contraceptive pills?" OPTIONS:
- yes
- no

A: no

Does the sentence "Despite this destruction, much of the diaries still exist." provide a valid answer to the question "How many words a day did Victoria write?" OPTIONS:
- yes
- no

A:
no