Consumer advocates are worrying that the competing agendas

Consumer advocates are worrying that the competing agendas of economic policy makers, who want uniform international standards, and federal regulators, who are trying to balance consumer protection and commercial rights, would neglect the interests of people most affected by the privacy policies

A. are worrying that the competing agendas of economic policy makers, who want uniform international standards, and federal regulators, who are trying to balance consumer protection and commercial rights, would neglect the interests of people - as if its happening right now...in this moment..use of ing is incorrect
B. worry that the competing agendas of economic policy makers, wanting uniform international standards, and federal regulators, trying to balance consumer protection and commercial rights, neglects the interests of people - the verb in the last clause has to be plural (agendas of x and y neglect)
C. worried that the competing agendas of economic policy makers, who wanted uniform international standards, and federal regulators, who were trying to balance consumer protection and commercial rights, was neglecting the interests of people - the verb should be "were" also the past tense is not really required here when we have correct options with present tense
D. worry that the competing agendas of economic policy makers, that want uniform international standards, and federal regulators, that are trying to balance consumer protection and commercial rights, would neglect the interests of people - that can not modify a human - we should better use a "who"
E. worry that the competing agendas of economic policy makers, who want uniform international standards, and federal regulators, who are trying to balance consumer protection and commercial rights, will neglect the interests of people -Correct

E is correct.