When you catch a cold it’s most likely you contracted it from

The answer is:

Pathogen.

A pathogen is anything that can cause a disease, such as a virus or bacteria.

When you catch a cold, it's typically a viral infection such as rhinovirus, so pathogen works.

:|

compound sentence

A compound sentence is a sentence that has at least two independent clauses joined by a comma, semicolon or conjunction. An independent clause is a clause that has a subject and verb and forms a complete thought. An example of a compound sentence is, 'This house is too expensive, and that house is too small.

simple sentence

A simple sentence has the most basic elements that make it a sentence: a subject, a verb, and a completed thought. Examples of simple sentences include the following: Joe waited for the train. The train was late.

complex sentence

A Complex Sentence. A complex sentence has an independent clause and at least one dependent clause. For example: The human brain never stops working until you stand up to speak in public.

compound-complex sentences

A compound-complex sentence is comprised of at least two independent clauses and one or more dependent clauses. Example: Though Mitchell prefers watching romantic films, he rented the latest spy thriller, and he enjoyed it very much.