Figure 1 Production possibility frontier for Highland Towards the right of Figure 1 are two circular red markers with a line between them that you can use to draw a production possibility frontier on Figure 1. You can move the markers with the mouse by clicking on them and dragging. Alternatively, you can tab to each marker and then use the keyboard arrow keys. Decide where to position the red markers based on the information below. There are two countries, called Highland and Lowland, with very different geography. They both produce grapes and dig for minerals, using only labour, with constant returns to scale. Figure 1 shows the production possibility frontier for Highland and the table shows the working population and productivity for Lowland. Draw the production possibility frontier for Lowland..