 
 <translate> Hydrogen bonds cause water to expand when it freezes. Water is everywhere H20. Hydrogen bonds cause H20 to expand when it freezes.
The final answer: (C). <ibo> Njikọ hydrogen na-eme ka mmiri na-agbasawanye mgbe ọ kpọnwụrụ akpọnwụ. Mmiri dị ebe nile H20. Njikọ hydrogen na-eme ka H20 gbasaa mgbe ọ kpọnwụrụ. Azịza ya bụ: (C). 