The answer is D. You know that thing that goes Do Re Mi Fa So La Te Do? There’s a good chance you sang it in your head. It’s a scale :)
I dont know if this is right but i think thats only for film cameras not digital.
Depictions of moderb life
There aren't any statements shown but I think i can help with the second part, artists in different times and places are influenced by the different things around them and by what is happening during that time.
For an example of different places; an artist at a beach would be more likely to draw the beach than an artist in a forest and the same way reversed.
An example of different times; an artist in the 1700s would portray people wearing different clothes than an artist would portray today.