Assertion (A): Inert gas and bare electrode instead of flux coated electrode is used in the case of automatic TIG and MIG welding processes.
Reason (R): Better protection is provided by a cloud of insert gas than the cover created by the flux.
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not a correct explanation of A
(c) A is true but R is false
(d) A is false but R is true