t = 0 (slider from -5 to 5, step 0.1)
A: (t, t)
B: (2 * t + 1, t + 3)
C: (t, t^(2))
D: (t^(2), t^(3))
E: (3 * t / (1 + t^(3)), 3 * t^(2) / (1 + t^(3)))
F: (2 * t / (1 + t^(2)), (1 - t^(2)) / (1 + t^(2)))
G: (cos(t), sin(t))
H: (4 * cos(t), 2 * sin(t))
I: (cosh(t), sinh(t))
J: (t - sin(t), 1 - cos(t))
K: (cos(4 * t), sin(7 * t))