The correct option is
A Ignore
'Ride roughshod over' means to carry out one's own plans or wishes with arrogant disregard for (someone or something). Option B is answer that is closest in meaning to the given phrase as 'ignore' means disregard intentionally and take no notice of something or someone.
Option A is incorrect as it is not the meaning of the given phrase as has been explained above.
Options C, D and E are incorrect because 'neglect' means fail to care for properly, 'eschew' means deliberately avoid using; abstain from and 'prevail upon' means to persuade someone to do something that they do not want to do.