What Is One of the Main Weaknesses of Cause-Related Marketing

What is one of the main weaknesses of cause-related marketing?

A) Consumers do not see their contributions as really helping an important cause.
B) Cause-related marketing activities have not shown potential to affect consumer buying patterns.
C) They help companies become aware that supporting social causes can support business goals.
D) Consumers have difficulty recalling exact philanthropic relationships between companies and causes.
E) It promises donations to a specific cause that is important to company stakeholders.