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Consider the experiment of throwing a die, if a multiple of 3 comes up, throw the 1 die again

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Consider the experiment of throwing a die, if a multiple of 3 comes up, throw the 1 die again and if any other number comes, toss a coin. Find the conditional probability of the event ‘the coin shows a tail’, given that ‘at least one die shows a 3’. Select the correct answer from above options

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{(3,1), (3,2), (3,3), (3,4), (3,5), (3,6), (1,H), (1,T), (2,H), (2,T), (4,T), (4,H), (5,T), (5,H), (6,T),(6,H)} E: coin shows a tail ∴ Event is called impossible event

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