Communication inequalities include two aspects: 1) the differences among social classes and groups in the generation and distribution of information; 2) （ ）.
选项：

A:The access to information and the capacity to use the information among individuals.;
B:The understanding of information and the capacity to access the information among families.;
C:The access to information and the capacity to share the information among companies.;
D:The process of information and the capacity to understand the information among individuals.