Major market sell-offs typically occur about once every five to 10 years, according to a study, but they come at various times for various reasons.

While investors might not be thrilled with President Trump's tariff policies or Wall Street's reaction through the early stages of his second term, one thing that's a veritable certainty is that the latest elevator move lower in the Dow Jones Industrial Average, S&P 500 and Nasdaq Composite provides an opportunity for long-term investors to shine.