Which best describes the volume of a liquid?
a. the shape of the liquid.
b. the color of the liquid.
c. the the weight of the liquid.
d. the amount of space that the liquid takes up in a container.?

clinically, some people often have repeated allergies, eczema and respiratory infections or other parts of the infection, in this case, in addition to some routine tests such as tests for white blood cells, immunoglobulin series, lymphocyte subsets, etc., the five immune immunoglobulin tests are also necessary.

where is the scientific experiment?