 
<translate> Gịnị na-eme ka mmiri ọgwụ ahụ gbasaa mgbe e mere ka ọ kpọọ nkụ? Nhọrọ: - (A) evaporation - (B) ịgbaze - (C) njikọ hydrogen - (D) njikọ helium - (E) ike dị omimi - (F) njikọ nitrogen - (G) Mmetụta ihu igwe - (H) mmiri ozuzo Ka anyị mee ka o doo anya dị ka o kwere mee. <eng> What causes h20 to expand when frozen?
Options:
- (A) evaporation
- (B) vaporization
- (C) hydrogen bonds
- (D) helium bonds
- (E) mysterious forces
- (F) nitrogen bonds
- (G) Physical weathering
- (H) precipitation Let's be accurate as possible. 