1.If zzz is a complex number such that z−iz−1\frac{z - i}{z - 1}z−1z−i is purely imaginary, then the minimum value of ∣z−(3+3i)∣|z - (3 + 3i)|∣z−(3+3i)∣ is:a.323\sqrt{2}32b.222\sqrt{2}22c.22−12\sqrt{2} - 122−1d.626\sqrt{2}62Login to continueOnly logged in users canattempt or see the solution.