A.purpose
B.proposal
C.principle
D.rule
[单选题]Public relation is a broad set of planned communications about the company,
[单选题]Public relation is a broad set of planned communications about the company,
[单选题]Public relation is a broad set of planned communications about the company,
[单选题]Public relation is a broad set of planned communications about the company,
[单选题]Public relation is a broad set of planned communications about the company,
[单选题]Public relation is a broad set of planned communications about the company,
[单选题]Public relation is a broad set of planned communications about the company,
[单选题]Public relation is a broad set of planned communications about the company,
[单选题]Public relation is a broad set of planned communications about the company,
[单选题]Public relation is a broad set of planned communications about the company,