I need help with color choices for my art project for school :\ I have the sketch down but don't know what to do with it color wise

What is the style of this painting?

The caves at lascaux were closed in 1963 because a. vandals were destroying the paintings b. the collective breath of the many visitors caused the paintings to corrode c. the weather was destroying the paintings d. the government of france wanted scholars to be able to study the work without distraction

Decide whether or not the bank should have been required to face these extra cost , & write an argument supporting your position