Amineral is discovered that cleaves in parallel pieces that look like pages from a book. the most likely crystalline structure of this mineral

a. isolated tetrahedron

b. single-chain silicate

c. double-chain silicate

d. sheet silicate

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.

Because you ate playdough