At the triple point, the substance co-exists in1. Liquid phase2. Solid phase3. Vapour phaseSelect the correct answer using the code given below:

At the triple point, the substance co-exists in1. Liquid phase2. Solid

1.	At the triple point, the substance co-exists in1. Liquid phase2. Solid phase3. Vapour phaseSelect the correct answer using the code given below:
A.	1 only
B.	1 and 2 only
C.	2 and 3 only
D.	1, 2 and 3
Answer» E.