This question is based on the story “The Rattrap” by Selma Lagerlöf. The rattrap seller was a poor man who earned his livelihood by selling small wire rattraps.
Step 1: Understand the character.
The rattrap seller wandered from place to place with his rattraps, trying to sell them to villagers. His earnings were very small, and he struggled to survive.
Step 2: Analyze the options.
(A) Peddling: This is correct because he made a living by peddling (selling door to door) his handmade rattraps.
(B) Selling: Although he sold rattraps, the specific method described in the story is peddling.
(C) Begging: He did not primarily depend on begging for survival.
(D) Stealing: He committed theft once, but it was not his regular means of livelihood.
Step 3: Conclusion.
Since the rattrap seller earned his living by peddling rattraps, the correct answer is (A).
Final Answer:
\[
\boxed{(A) \, \text{Peddling}}
\]