Answer:
it was a documentary
Explanation:
Their solution consisted of two steps: Engineer a cat that changes colour in response to radiation. Create a culture around this cat, such that if your cat changes colour, you should move someplace else
A thing that is needed or wanted.
The Renaissance is most closely associated with Italy, where it began in the 14th<span>century, though countries such as Germany, England and France went through many of the same cultural changes and phenomena.</span>