According to the research by Sana, Westin & Cepeda (2013), what negatively impacted other students?a. Students taking notes on a laptopb. Students engaged in off task behaviors on a laptopc. Students talking to others during classd. None of these statements are true

the answer is

mark twain, real name samuel langhorne clemens, was an american writer, humorist, entrepreneur, publisher, and lecturer. among his novels are the adventures of tom sawyer and its sequel, the adventures of huckleberry finn, the latter often called "the great american novel". wikipedia

i'm thinking it would be when compound subjects are joined by or, nor,either-or, neither-nor.