.Long long ago, there lived in a village, a man named Kanta Prasad. He alone was a troublemaker.A sadhu by the name Markandey also lived in this village. One day Kanta said to Markandey.“Just a month back, I had a dream in which you asked me for a loan of ` 20,000/-”. He demanded to return him back. The perplexed Markandey took his problem to the village panchayat. The panchayat leader said, “Bring a large mirror and place it in front of this court.” The panchayat leader then placed twenty thousand rupees in front of the mirror. The panchayat leader then asked to the Kanta Prasad to collect the cash seen in the mirror. Kanta Prasad stood ashamed.Markandey was relieved. All the villagers were astonished for the wise judgement of their panchayat leader.(a) Which physical phenomenon is used by panchayat leader?(b) State the two properties of mirror in the given case.(c) What can you say about the quality shown by panchayat leader ?​