The answer is C, i just did it and got it right so you can trust this answer, i wrote so much because of the 20 character thing
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Filler Metal is a type of metal used in the fusion welding union, and it is necessary to produce a joint because it serves to collaborate in the opposition, to a greater or lesser degree, against the forces applied to it, without suffering deformation or breakage.
The answer is 2.29 as the average velocity.
Sensory processes are responsible for converting sensory messages into neural impulses
There is no pigment in the brain, so it is in it's natural colour, grey.