The last WT magazine on the memorial asserts, that the Kingdom Covenant was the prime subject of the solemn Last Supper bread and wine ceremony. well, -- no, --think about it,
Here was the sobering passing of the bread of wine, symbolizing the new covenant, forgiveness of sins for all. Here was the symbolic undoing of the talking snake's viles, the reversal of the misery and death of billions, but
incredibly, later, during that moonlit night, a fight broke out among the 12, ( 12 thrones to fill) who would be the greatest. -- really.
Only in response to this, does Jesus assure them again that indeed, they would rule in the kingdom.
That sorry episode was not part of the Memorial ceremony. The kingdom covenant not part of the bread and wine passing.
wt knows that the bread and wine should be partook by all. In paragraph 4 the writers cagedly put the Kingdom covenant in capital letter beginning, the new covenant as ordinary, just minor part of the text.
You thought the Catholics were wrong to withhold the wine for communion? wt goes all the way, making sure the ransom, the New Covenant does not apply to you, because you refused the symbols, as per wt instructions.