Please explain to me step by step how you can find the answer. Please answer all four questions. Especially, in question 4 I already get the graph but please provide steps on how to solve it.

1)

Consider the four functions sketched below. Which of the sketches match the information for f(x ) shown in the table? Select all the correct options. Information about / (x) : /(-1) =0 "(4) =0 /(x) > 0 for x 3 4 '(x) 0 for x 0 for -2