A surveyor wants to conduct a poll to see how many people in a town prefer to shop online versus at the local mall. which polling method is likely to be biased?​

sorry i need the points

step-by-step explanation:

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definitely a. the others have almost all data points on one side of the line.

step-by-step explanation:

c.

step-by-step explanation:

substitution for (0,1)

y=x^2+4x+1

1=0^2+4(x)0+1

1=0+4(x)0+1

1=4(x)0+1

1=0+1

1=1

substitution for (-3,-2)

y=x+1

-2=-3+1

-2=-2

y - 25 = 2 ( x - 10 ) should be the answer