Question

highlight the coordinating conjunction (\fanboys\) in the sentence.
johana mendoza needs to set a timer, or her pie will burn in the oven again.

Explanation:

Coordinating conjunctions (FANBOYS: For, And, Nor, But, Or, Yet, So) connect equal grammatical parts. In the given sentence, "or" links two independent clauses.

Answer:

The coordinating conjunction is: or