Which relation is a function? a. {(2, 3), (1, 5), (2,7)} b. {(-1,5), (-2,6), (-3,7)} c. {(11,9), (11,5), (9,3)} d. {(3,8), (0,8), (3,-2)} i will mark you brainliest

B. {(-1,5), (-2,6), (-3,7)}

Step-by-step explanation:

Every element in the x value is related to some element in y value.

But the x value would not function if it has two or more y values.

4096 bacteria

step-by-step explanation:

78.59 is the mean

step-by-step explanation: