Which rectangular equation represents the parametric equations x = 2sec(t) - 1 and y = 6tan(t)?
a. ((x - 1)² / 4) - (y² / 36) = 1
b. ((x - 1)² / 4) + (y² / 36) = 1
c. ((x - 1)² / 4) - (y² / 6) = 1
d. ((x - 1)² / 4) + (y² / 6) = 1