Question 5. You wrote:

(c) Rav Chisda agrees with Rav Huna during the week, but permits their use
on Shabbos-Chanukah.
In which basic point does he argue with Rav Huna?
Should be:

(c) Rav Chisda agrees with Rav Huna on Shabbos-Chanukah, but permits their
use during the week.
In which basic point does he argue with Rav Huna?
Another question - 6c

(c) Even if we hold 'Kavsa, Zakuk Lah', what other two reasons might there
be to explain the Beraisa 'Mitzvasah mi'she'Tishka ha'Chamah Ad she'Tichleh
Regel min ha'Shuk'?
Should be:

(c) Even if we hold 'Kavsa, Ein Zakuk Lah', what other two reasons might
there be to explain the Beraisa 'Mitzvasah mi'she'Tishka ha'Chamah Ad
she'Tichleh Regel min ha'Shuk'?

You should change these at the earliest opportunity.

Kol tuv,

Zusman Wiseman