The answer would be an independent clause
hoped this helped happy studying
there’s going to be a total eclipse of the Sun visible on a line across the US. But when exactly will the solar eclipse occur at a given location? Being able to predict astronomical events has historically been one of the great triumphs of exact science. But in 2017, how well can it actually be done?
Answer:
to understand different types of the text, to learn how to navigate different documents
Explanation: