Which of the Following Statements Concerning the Common Temperature Scales $^{\circ}$

Multiple Choice

Which of the following statements concerning the common temperature scales is/are true?
1) Fahrenheit is an absolute temperature scale.
2) The normal boiling point of water (100 $^{\circ}$ C) is equal to 273 K.
3) The $\underline{\text{ difference }}$ between the boiling point and freezing point of a substance is the same for the Celsius and the kelvin scales.

A) 1 only
B) 2 only
C) 3 only
D) 2 and 3
E) 1,2,and 3