Which code segment could be used to properly implement a custom module called temp_fahrenheit_rankine.py to convert temperatures between Fahrenheit and Rankine scales?

In file temp_fahrenheit_rankine.py place


""" Converts temperatures between Fahrenheit and Rankine """

def to_rankine:
  """ Accepts degrees Fahrenheit
  Returns degrees Rankine """

  rankine = fahrenheit + 459.67
  return rankine

def to_fahrenheit:
  """ Accepts degrees Rankine
  Returns degrees Fahrenheit """

  fahrenheit = rankine - 459.67
  return fahrenheit
 

 

In file temperature.py place


""" Converts temperatures between Fahrenheit and Rankine """

def to_rankine(fahrenheit):
  """ Accepts degrees Fahrenheit
  Returns degrees Rankine """

  rankine = fahrenheit + 459.67
  return rankine

def to_fahrenheit(rankine):
  """ Accepts degrees Rankine
  Returns degrees Fahrenheit """

  fahrenheit = rankine - 459.67
  return fahrenheit
 

 

In file temperature.py place


"""" Converts temperatures between Fahrenheit and Rankine """"

def to_rankine(fahrenheit):
  rankine = fahrenheit + 459.67
  return rankine

def to_fahrenheit(rankine):
  fahrenheit = rankine - 459.67
  return fahrenheit
 

 

In file temp_fahrenheit_rankine.py place


""" Converts temperatures between Fahrenheit and Rankine """

def to_rankine(fahrenheit):
  """ Accepts degrees Fahrenheit
  Returns degrees Rankine """

  rankine = fahrenheit + 459.67
  return rankine

def to_fahrenheit(rankine):
  """ Accepts degrees Rankine
  Returns degrees Fahrenheit """

  fahrenheit = rankine - 459.67
  return fahrenheit