What Would Happen If the Secondary Flame Is Suddenly Moved

What would happen if the secondary flame is suddenly moved away from the molten weld pool?

A) The pool will cool off.
B) The molten pool will not have any change because it takes a while for it to cool and become solid.
C) The torch flame may go out from the sudden movement.
D) The molten pool would throw off a large number of sparks.

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