Thebarrierswhichkeeptheminnowareinvisible.A.makesomeonebelievesomethingthatisnottrue,usuallyinordertogetsomeadvantageforyourself.B.youdosomethingthatyouwanttodo,orthatotherpeoplewantyoutodo,althoughyoufeelitmightbewrongC.yousucceedinmakingithappen.D.itcannotbeseen,forexample,becauseitistransparent,hidden,orverysmall.
D
it cannot be seen, for example, because it is transparent, hidden, or very small.