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Option 1: `C` is the richest.
Based on the given information, `C` made a profit of 5% in the first year and a profit of 5% in the second year. However, this information does not provide any details about the initial capital or the expenses made by `C`. Without this information, it is not possible to determine if `C` is the richest. Therefore, option 1 is not necessarily true.
Option 2: `A` is the poorest.
According to the given information, `A` made a profit of 10% in the first year but incurred a loss of 20% in the second year. This means that `A` has lost more money in the second year compared to the profit made in the first year. Therefore, it is possible for `A` to be the poorest at the end of the second year. Therefore, option 2 is true.
Option 3: `B` is the richest.
Based on the given information, `B` incurred a loss of 10% in the first year but made a profit of 20% in the second year. This means that `B` has recovered from the loss incurred in the first year and made a profit in the second