Question

8th grade > 11.8 use relative pronouns: who, whom, whose, which, and that khk
complete the sentence with the best relative pronoun.
two oil industry workers, amateur video of a tornado twisting through a north dakota trailer park went viral online, were quite lucky to escape the tornado unharmed.

Explanation:

The relative - pronoun refers to the "two oil industry workers" and shows possession of the "amateur video". "Whose" is used to indicate possession for people.

Answer:

whose