In "The Celebrated Jumping Frog of Calaveras County," Jim Smiley lost his bet on the frog because the stranger tricked him. Option A is correct.
"The Celebrated Jumping Frog of Calaveras County" is an 1865 short story written by Mark Twain.
The narrator tells a story he heard from a bartender, Simon Wheeler, at the Angels Hotel in Angels Camp, California, regarding the gambler Jim Smiley.
The story has also been published as "Jim Smiley and His Jumping Frog" (its original title) and "The Notorious Jumping Frog of Calaveras County."