Que Let f R rightarrow R and g R rightarrow R be defined as f x left beg....

Que Let f R rightarrow R and g R rightarrow R be defined as f x left begin array l log e x x 0 e x x leq 0 end array right and g x left begin array ll x x geqslant 0 e x x 0 end array right Then gof R rightarrow R is

Option A one one but not onto
B onto but not one one
mathrm C neither one one nor onto