Which set of ordered pairs shows a function? O A. {(2, 3), (2, 6), (2, 9). (2, 12), (2, 15) }
O B. {(2, 6), (-3,6), (-8, 11), (6, 2) (9,-7))
O c. {(3, -5), (4, -4), (5,-3), (4, -2). (3, -1)}
O D. {(3, 8), (-3,2), (-6,0), (-3, -2), (3,-8)}

Cumulative examcumulative exam active13time remaining02: 44: 18the graph represents the data cost for monthly internetservice for a cell phone.which function, c(x), represents the monthly cost in dollarsin terms of x, the number of gigabytes used in a month? cell phone internet service(15,5x + 10150,0sx522 < x < 664x115, osx< 25x + 20, 2< x< 650, 65815%,monthly cost (s)20x + 5| 50x,0 < x < 22 < x < 664x( 15x, osx< 2c(x) = 5x + 10, 2< x< 6150x, 65 x5+1234 5 6 7 8 9 10 11 12gigabytes used

Identify the graph of y = ln x + 1.

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?