During the derivation, recall that the value of the swap to company $A$ is $V_A=x-Nx{\displaystyle \underset{t=0}{\overset{T}{}}}d(0,t).$ Here, what is the numerical value of the first term $x?($hint: recall the present value of a floating rate bond$)$

$N(d(0,T)-1)$

$N(1-d(0,T))$

$N$