Which one is true from the following ?

1.	Which one is true from the following ?
Answer» `(p_(1)T_(1))/(V_(1))=(p_(2)T_(2))/(V_(2))` `(p_(1)V_(1))/(V_(1)p_(1))=(T_(1))/(T_(2))` `(p_(1)V_(1))/(p_(2)V_(2))=(T_(1))/(T_(2))` `(V_(1)V_(2))/(p_(1)p_(2))=(T_(2))/(T_(1))` ANSWER :C

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