Active or passive voice?

creative solutions are required by this kind of problem.

active
passive

Moritz is designing an advertisement to go with president barack obama's back-to-school remarks. how should moritz's ad be similar to the speech? it should be concise. it should be repetitive. it should be persuasive. it should be eye-catching.

Why witchcraft often the explanation for illness

As usual the nurse has trouble getting to the point what does juliet think happened before she learns the truth?