question: OPTIONS:
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There is evidence that the middle Devonian limestone belt at the south edge of Plymouth and in Plymstock was quarried at West Hoe, Cattedown and Radford.
Along with West Hoe and Radford, where was Middle Devonian limestone quarried in the region?

answer: yes

[Q]: Sentence: Indeed, states may grant their citizens broader rights than the federal Constitution as long as they do not infringe on any federal constitutional rights. Question: States may grant their citizens border rights as long as they do not infringe on what? OPTIONS:
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++++++++++
[A]: yes

Q: Does "Although many such mutualistic relationships remain too fragile to survive competition and to spread widely, flowering proved to be an unusually effective means of reproduction, spreading (whatever its origin) to become the dominant form of land plant life." provide a valid answer to "What are many mutualistic relationships, thus failing to survive competition?"?
OPTIONS:
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A: yes

Problem: Does "However, another study states that less than 3% of a trophy hunters' expenditures reach the local level, meaning that the economic incentive and benefit is "minimal, particularly when we consider the vast areas of land that hunting concessions occupy."" answer the question "How much of a trophy hunters' expenditures actually reach the local level, according to another study?" OPTIONS:
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A: yes

Does the sentence "Further references to Fleming's material can be found throughout the film; an MI6 safehouse is called "Hildebrand Rarities and Antiques", a reference to the short story "The Hildebrand Rarity" from the For Your Eyes Only short story collection.[citation needed]" provide a valid answer to the question "Who wrote the book Colonel Sun?" OPTIONS:
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A: no

Does the sentence "However, all bacteria can evolve by selection on changes to their genetic material DNA caused by genetic recombination or mutations." provide a valid answer to the question "What are two ways changes to DNA of bacteria can occur?" OPTIONS:
- yes
- no

A:
no