Convert the sentence provided below from its passive voice structure to an active voice structure: Ancient artifacts are believed to have been quietly removed from the location by trespassers before the audit.

Question

Accepted Answer

Answer

Trespassers removed the ancient artifacts before the audit.

Answer

The location was quietly cleared before the audit.

Answer

Trespassers are believed to have quietly removed ancient artifacts before the audit.

Answer

The artifacts had been removed prior to the audit.