Answer:
Question 1) How do the two know each other?
It is basically asking what is their relationship, and that being they have a family relationship a child with the father. The evidence is that on the top of the screen of the phone, it says "Dad" meaning that he/she is talking to their father.
The answer is C. Artists should choose a canvas surface appropriate for the technique used
Because the paragraph talks about all the different kinds of paints and canvases not just one specific one and this answer fits all the types into one answer!! Hope this helps