Based on the model, which of the following is the best estimate for the number of years after 1965 that the number of homes with access to a telephone is the same for Arkansas and North Dakota?

a. 161
b. 159
c. 8
d. 4

Based on the model which of the following is the best estimate for the number of years after 1965 that the number of homes with access to a telephone is the sam class=