A teacher wants to estimate the mean height of seniors who attend a large high school. He randomly selects 35 students from this school and records the height, in inches, of these students. The average height is 65.3 inches with a standard deviation of 3.6 inches. Which of the following is the 95% confidence interval for the true mean height of students at this school? Find the t-table here.

a. (63.64, 66.96)
b. (64.06, 66.54)
c. (64.27, 66.33)
d. (64.51, 66.10)