QUES: Q: How is the Phase-two mode enabled?
A: Phase-two mode can only be activated by a key switch located inside the elevator on the centralized control panel.
Does the answer answer the question?

ANS: yes

QUES: Q: Since what version can already existing characters no longer be added to the standard?
A: Unicode was designed to provide code-point-by-code-point round-trip format conversion to and from any preexisting character encodings, so that text files in older character sets can be naively converted to Unicode, and then back and get back the same file.
Does the answer answer the question?

ANS: no

QUES: Q: What other political groups exist other than the two dominant ones?
A: Portugal operates a multi-party system of competitive legislatures/local administrative governments at the national-, regional- and local-levels.
Does the answer answer the question?

ANS: no

QUES: Q: What is different about the second level roads?
A: In the late 1970s many arterial roads were redesigned as ejes viales; high-volume one-way roads that cross, in theory, Mexico City proper from side to side.
Does the answer answer the question?

ANS:
no