At one time, in the RCC. only the priests could partake of BOTH bread and wine.
The Watchtower evolved the same way, from a brotherhood to a ecclesiastical power.
1 Cor 10 shows no exclusiveness for baptized believers-
2 and were *ALL* baptized unto Moses in the cloud and in the sea
3 and did *ALL* eat the same spiritual food
4 and did *ALL* drink the same spiritual drink
for they drank of a spiritual rock that followed them- and the rock was Christ
let's review.. the WTS is a cult based on failed end time eschatology