▁of ▁navig able ▁lan es . ▁The ▁military ▁and ▁naval ▁personnel ▁who ▁in ▁peace ▁time ▁was ▁employed ▁in ▁the ▁ports ▁and ▁in ▁navigation ▁was ▁to ▁be ▁dem obil ized ▁first , ▁so ▁that ▁they ▁could ▁res ume ▁their ▁former ▁activity . ▁ ▁C ession ▁of ▁Roman ian ▁territory ▁ ▁Roman ia ▁returned ▁Southern ▁Dob ru ja ▁( the ▁Cad ril ater ) ▁and ▁c eded ▁the ▁southern ▁part ▁of ▁Northern ▁Dob ru ja ▁( see ▁the ▁maps ) ▁to ▁Bulg aria . ▁The ▁rest ▁of ▁the ▁province ▁( start ing ▁south ▁of ▁C ern av od ă - Const an ța ▁rail road ▁up ▁to ▁the ▁Dan ube ▁and ▁the ▁S f ânt u ▁G he org he ▁branch , ▁thus ▁leaving ▁the ▁Dan ube ▁D elta ▁to ▁Roman ia ) ▁was ▁c eded ▁by ▁Roman ia ▁to ▁the ▁Central ▁Pow ers ▁and ▁thus ▁remained ▁under ▁joint ▁Central ▁Pow ers ' ▁control . ▁The ▁Central ▁Pow ers ▁guaranteed ▁the ▁commercial ▁road ▁to ▁the ▁Black ▁Sea ▁for ▁Roman ia ▁by ▁way ▁of ▁C ern av od ă ▁and ▁Const an ța . ▁ ▁Roman ia ▁gave ▁to ▁Austria - H ung ary ▁control ▁of ▁the ▁passes ▁of ▁the ▁Car path ian ▁Mountains ▁( see ▁the ▁maps ). ▁ ▁State ▁properties ▁in ▁the ▁territ ories ▁c eded ▁by ▁Roman ia ▁passed ▁without ▁in dem n ity ▁to ▁the ▁acqu iring ▁states . ▁The ▁acqu iring ▁states ▁were ▁to ▁enter ▁with ▁Roman ia ▁into ▁agre ements ▁over ▁the ▁rights ▁of ▁option ▁and ▁em igration ▁for ▁the