$20 is the x factor which is independent, and the teens demand is the y factor which is dependent.
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<span>B. During the period of Viking, Magyar, and Muslim invasions</span>
<span>This question was not asked clearly. What I do know from what I can understand, the whole point of separation of powers is to clearly divide the responsibilities between the three branches.</span>
Answer:
20. <u> Camillo di Cavour</u> Worked to bring about the unification of Italy.
*I can't see the options for 21*