16. When one is developing a foreign market selection matrix, one step is to convert each indicator into a comparable scale between each indicator, such as a scale from 1 to 10. In this process of converting all indicators into comparable data, which of the following method is most robust? a) Rank order the list of countries by the indicator, assigning 10 to the top performer, 9 to the second, 8 to the third, etc. b) Use the 5-point Likert scale in which 1 means poor and 5 mcans excellent e) Average all indicators and multiply by 10. d) Divide each indicator by the top-performing indicator and multiply by 10