Please solve all,thank you

Table 1: PPFs for two goods Bundle Good 1 Good 2 1. Consider Table 1. Which of the following is true? a. The opportunity cost of Good 1 is 0.56 Good 2. b. The opportunity cost of Good 1 is 4 Good 2. c. The opportunity cost of Good 1 is 5 Good 2. d. The opportunity cost of Good 1 is 1.8 Good 2. Table 2: Two PPFs for two goods 2. Consider Table 2. Which of the following is true? a. Xiao has an absolute advantage in Good 1 and Good 2. b. Sarah has an absolute advantage in Good 1 and Good 2. c. Xiao has an comparative advantage in Good 1 and Good 2. d. Sarah has an comparative advantage in Good 1 and Good 2. 3. Consider Table 2. Which of the following is true? a. Xiao should specialize in producing Good 2. b. Sarah should specialize in producing Good 1. C. Xiao should specialize in producing Good 1. Sarah should specialize in producing Good 2