Well, timbre is related with the envelope of the acoustic wave. The form of the wave will be received by your ear and then translated to electrical impulses to your brain. I think, that we are adapted to consider "continuous and smooth waveforms" as "nice", so timbre will be one of the first characteristics that your brain will analyze.
ture, barometer is used to measure temperature.
Answer:
I believe it's C: A gerund is a noun that functions as the subject of a sentence.
Explanation: