MPHITHIZELI NELSON NGO
I wouldn't know because I was just called and given the instructions and I was given the reasons.  I would never question the instructions which are given by my seniors.  If I would ask them why the decided to use me, they would think that I was against them.
	If you are given instructions, you just obey those instructions and you should do the way you were taught.  Why he decided that I should do that operation, I don't know - they knew the reasons why because they knew who is the right person to do the operation.