Respuesta :
The materials that are included in the hydrosphere that are not in liquid form are glaciers and polar ice caps. The answer is letter B. Rocks and minerals and rainforests belongs to the lithosphere while lakes and rivers belongs to the hydrosphere which is liquid in form.
The right answer is B. glaciers and polar ice caps.
The hydrosphere is the part of the globe occupied by water (or ice). it includes oceans, rivers, lakes, glaciers, polar ice caps...
Glaciers and polar ice caps are the only solid elements in the hydrosphere (rocks and minerals are not part of the hydrosphere but the lithosphere).