His argument does not suggest that mankind can --- to be was

D,有权利去做某事
resort [ri'zɔ:t]
n.渡假胜地,手段,凭藉resort to诉诸；依靠,求助于；常去
v.诉诸,常去,滞留
grant [ɡrɑ:nt,ɡrænt] vt.授予；承认；允许
vi.同意
n.授予物；拨款
afford [ə'fɔ:d] vt.给予,提供；买得起
afford to买得起某物；能承担；支付的起；（有条件）做
entitle [in'taitl] vt.称做…；定名为…；给…称号；使…有权利
entitle to给以权利；使有资格；给予…的权利(或资格)：