Freedom Summer and the Selma March both called attention to African American's lack of voting rights. The correct answer is C.
The word 'that' is the demonstrative adjective.
Don't forget the most common demonstrative adjective used are This, That, These, Those.
Most likely, Mayra will develop heart-related problems when she grows older. Most heart problems, especially high blood-pressure, are hereditary, meaning that she will most likely develop a form of these problems at some point in her life. She is also much more likely to have a heart attack in her life.
You would use an interrogative type.
We need to see the work to work on it otherwise we can’t help