text: In the following you will be presented with multiple choices between two options V and F.
  Please name which option you would prefer by pressing the corresponding key.
  
  You have the choice between receiving 500$ immediately (press V) or receiving 550$ in one year (press F). You press <<F>>.
  You have the choice between receiving 500$ immediately (press V) or receiving 510$ in one year (press F). You press <<V>>.
  You have the choice between paying 500$ immediately (press V) or paying 550$ in one year (press F). You press <<V>>.
  You have the choice between paying 500$ immediately (press V) or paying 510$ in one year (press F). You press <<F>>.
  You have the choice between receiving 5000$ immediately (press V) or receiving 5500$ in one year (press F). You press <<F>>.
  You have the choice between receiving 5000$ immediately (press V) or receiving 5100$ in one year (press F). You press <<V>>.
  You have the choice between receiving 500$ in one year (press V) or receiving 550$ in two years (press F). You press <<V>>.
  You have the choice between receiving 500$ immediately (press V) or receiving 600$ in two years (press F). You press <<F>>.
  You have the choice between receiving 500$ immediately (press V) or receiving 550$ in one year (press F). You press <<V>>.
  You have the choice between reduce 500$ immediately (press V) or reduce 550$ in one year (press F). You press <<V>>.