Step 1: Understanding the question.
The question asks about a word that refers to something “created by somebody.” It refers to the act of bringing something new into existence.
Step 2: Analyze the options.
(A) search: Searching means looking for something that already exists. It is not creating. Incorrect.
(B) learning: Learning means gaining knowledge or skill. It is a process of acquiring, not creating. Incorrect.
(C) invention: An invention is something new that has been created or discovered by someone. This matches the definition given in the question. Correct.
(D) promotion: Promotion means advancement or advertisement. It is not related to creating something new. Incorrect.
Step 3: Conclusion.
The word that means “something created by somebody” is invention.