Liam produces 1 scarf in 120 minutes and 1 chair in 120 minutes. Andrea produces 1 scarf in 80 minutes and 1 chair in 60 minutes. Jana produces 1 scarf in 60 minutes and 1 chair in 30 minutes. Assuming that there are 8 working hours per day and that each person specializes according to the principle of increasing opportunity costs, which combination(s) of chairs) and scarfs) are efficient and attainable? Select one: A. 5 chairs and 14 scarves B. 16 chairs and 11 scarves O C. 24 chairs and 1 scarf D. None of the other answers E. 25 chairs and 3 scarves