Questions

Here in the given options, Diamond is an element as it is the allotrope of the carbon atom.

Tips :

Occasionally some things go out of control of leaders such as the suitable skill pool in the organization, deadline, and the economic situation. The failure can happen if the employees are unconcerned and negative. In leadership interview questions, the interviewer wants to know your way in resolving the difficult situations, so you should concentrate on analyzing the failure and draw the experience from it. The way you used the difficulties to design the policies and trainings. Show your bravery to face with the failure and ready to recover and continue going on.

Water can moderate temperature because of the two properties: high-specific heat and the high heat of vaporization. 

Hence, all the above given options are not the properties of water.