HELP ME “Don’t compare yourself to others. You have no idea what their journey is all about.” by Regina Brett.
What this quote means?

its mean you have your own strategy in your life you believe in yourself not to other because you have your own standard and strenght to follow you dreams and make your decision in your life

to and without are prepositions, so a, b, and d are prepositional phrases. the adverb phrase is c, about the surprise.

explanation:

. a function is a relation in which each input has only one output. in the relation , y is a function of x, because for each input x (1, 2, 3, or 0), there is only one output y. x is not a function of y, because the input y = 3 has multiple outputs: x = 1 and x = 2.