text: In the following you will be presented with multiple choices between two options S and K.
  Please name which option you would prefer by pressing the corresponding key.
  
  You have the choice between receiving 500$ immediately (press S) or receiving 550$ in one year (press K). You press <<K>>.
  You have the choice between receiving 500$ immediately (press S) or receiving 510$ in one year (press K). You press <<K>>.
  You have the choice between receiving 500$ immediately (press S) or receiving 505$ in one year (press K). You press <<K>>.
  You have the choice between paying 500$ immediately (press S) or paying 550$ in one year (press K). You press <<K>>.
  You have the choice between paying 500$ immediately (press S) or paying 600$ in one year (press K). You press <<S>>.
  You have the choice between receiving 5000$ immediately (press S) or receiving 5500$ in one year (press K). You press <<K>>.
  You have the choice between receiving 5000$ immediately (press S) or receiving 5100$ in one year (press K). You press <<S>>.
  You have the choice between receiving 500$ in one year (press S) or receiving 505$ in two years (press K). You press <<S>>.
  You have the choice between receiving 500$ immediately (press S) or receiving 510$ in two years (press K). You press <<S>>.
  You have the choice between receiving 500$ immediately (press S) or receiving 505$ in one year (press K). You press <<S>>.
  You have the choice between reduce 500$ immediately (press S) or reduce 505$ in one year (press K). You press <<S>>.