What is your general purpose？

A、to inform your audience of the harm of domestic violence

B、to win over your listeners to your point of view

C、to encourage your audience to face domestic violence bravely

D、none of the above

A、an advocate or a partisan

B、a politician or a statesman

C、an academician or a researcher

D、a marketer or an advertiser

A、Reduction of dry content

B、Improvement of dewatering

C、Reduction of odour

D、Stop the release of heavy metals