Over time Pangaea broke apart to form other continents. Which modern-day continents composed Laurasia? A. North America, Europe, and most of Asia B. North America and South America C. Africa, South America, Antarctica, Australia, and the subcontinent of India D. Antarctica, South America and Europe

You would be correct, boiling water does disinfect contamination.    the property of disinfecting means to kill  germs, bacteria and other pathogens or contamination  that might cause an infection or cause a person to become sickly. a couple methods of disinfecting are using soap, other cleaning supplies or by simply "boiling" the contaminate.  the reason why boiling water disinfects certain attributes is because some cells cannot survive the heat and pressure.

H tricky one let me think and get back to u

A, it is falling action my have a good day