No, it does not count as an "item requested from someone else"
The question is not really clear in English. But if you take a look at the same form in French, question 1.6 is translated as such:
Articles qui vous ont été confiés par un tiers.
...which means, unmistakably this time:
Items that someone else gave you/entrusted you with
This question is ...
No, that question is intended to find out if someone has asked you to take something through customs that does not belong to you (and you might not know what it contains).
You are bringing a gift, and so the question that applies (from the English version) is
Goods (personal, souvenirs, gifts) exceeding duty-free allowance.
which is elsewhere ...
In general, it's safest to use the same passport for any given country until that passport expires. If it's necessary to switch for any given country, it's best to switch while you're outside that country unless you reside in the country.
Someone with multiple nationalities must choose which nationality to use. The choice of nationality may or may not be ...
I'll give a purely practical answer without digging too much into the academics.
Your first concern needs to be getting on the flight. For this, airport staff will use the TIMATIC database, which states:
Passengers arriving from a non-Schengen Member State are not allowed to enter Germany.
This does not apply to passengers with long-term
right of ...