Does the sentence "An example is ferroelectric materials, where the change from a paraelectric to a ferroelectric state occurs at the Curie temperature and is related to a change from the high-symmetry paraelectric state to the lower symmetry ferroelectic state, accompanied by a so-called soft phonon mode, a vibrational lattice mode that goes to zero frequency at the transition." provide a valid answer to the question "What term describes the vibrational lattice mode that turns to 0 frequency at the change?" OPTIONS:
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A: yes

Does the sentence "In The Sensory Order: An Inquiry into the Foundations of Theoretical Psychology (1952), Hayek independently developed a "Hebbian learning" model of learning and memory an idea which he first conceived in 1920, prior to his study of economics." provide a valid answer to the question "What did Hayek present in his 1952 book that affected multiple areas of science?" OPTIONS:
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A: no

Does the sentence "In September 1940, as part of the Destroyers for Bases Agreement, the UK granted the US base rights in Bermuda." provide a valid answer to the question "What did the Destroyers for Bases Agreement do?" OPTIONS:
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A: yes

Does the sentence "During the 200910 school year, there were a total of 10,979 pupils attending classes in Bern." provide a valid answer to the question "How many lower secondary classes were there?" OPTIONS:
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- no

A:
no