Which best explains the role of the tapes in Nixon's fall?

The chosen answer highlights the critical importance of the recorded tapes in linking President Nixon to the Watergate scandal cover-up. These tapes, which were recordings of conversations in the Oval Office, provided direct evidence of Nixon's involvement in the orchestration of efforts to conceal the illegal activities stemming from the break-in at the Democratic National Committee headquarters. As the investigation unfolded, the content of these tapes revealed not only discussions about the break-in but also efforts to impede the investigation, which solidified the perception of Nixon’s complicity in unethical and illegal actions.

The revelation of the tapes marked a turning point in the Watergate scandal, leading to significant public and political pressure for accountability. Their existence and the subsequent demand for their release played a decisive role in eroding Nixon's credibility and support. Ultimately, the tapes became pivotal in the impeachment process, contributing to Nixon's decision to resign from office in 1974.

This understanding aligns with the broader narrative of the Watergate scandal, emphasizing the tapes' role as a key piece of evidence showcasing the depth of the cover-up and Nixon's direct involvement in efforts to hinder justice.