What is the number of the ML type-inference response that goes with the function definition that is numbered 1?

4
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • This is a trick question. None of the responses match the function definition.

Be sure to consider the difference between functions that take a tuple as their argument and those that do not.

if-statements are good places to look for clues.