Jan 1, 1968 was the year the McFly was born
The answer is William Shakespeare! I hope this helps!
The answer to your question is a.
D is the correct answer.
In the badly drawn diagram attached, you will find the <em>yellow</em> represents wavelength, which is the distance between identical points on consecutive waves.
The <em>green</em> represents the amplitude, which is the distance between the origin (middle) and crest/trough (top/bottom)
Frescoes are in fact affected moisture. They need to stay dry, and humidity needs to be low.