Identify the type of scale (nominal, ordinal, interval, or ratio) being used in each of the following. Please explain your reasoning.
a. I like to solve crossword puzzles.
b. How old are?
c. Please rank the following activities in terms of your preference by assigning ranks 1 to 5, with 1 being preferred and 5 being least preferred.
d. What is your social security number?
e. On an average weekday, how much time do you spend doing your homework and class assignments?
f. How much money did you spend last month on entertainment?