Two sets of equatic expressions are shown below in various forms:

Line 1: x^2 − x − 6    (x + 2)(x − 3)    (x + 0.5)^2 − 6.25
Line 2: x^2 − x − 2    (x + 1)(x − 2)    (x − 0.5)^2 − 2.25

Which line contains three equivalent expressions?

a. Line 1 only
b. Line 2 only
c. Both Line 1 and Line 2
d. Neither Line 1 nor Line 2