Quiz on מנחות לט

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  1. How do we know that Kesher Elyon is D’Oraisa?
    1.   Halachah L'Moshe MiSinai.
    2.   Because a Pasuk permits Kelayim in Tzitzis, and Kelayim needs a real connection, like a knot.
    3.   It’s part of the Cheshbon to have enough wraps for seven Rekiyim.
    4.   Because Shirayim are necessary.
    5.   Because Gardumim are necessary.