question:
Research has revealed that individuals' performance on memory tasks that rely on frontal regions declines with age.
Which part of the brain is associated with the memory loss an elderly person suffers?

answer: yes

question:
In 1852, Elisha Otis introduced the safety elevator, which prevented the fall of the cab if the cable broke.
What feature did the safety elevator display?

answer: yes

question:
Different linguists therefore take different approaches to the problem of assigning sounds to phonemes.
The phonetical similarity of what thing causes disagreements between linguists?

answer: no

question:
A test model was constructed in October 1982 to verify the functionality of the hardware, after which work began on programming tools.
When was the test model constructed?

answer:
yes