Type in an appropriate word according to the definition 4
is important, serious, or significant
is being the only one of its kind
M
is not containing any things or people,
Check​

Ответ:

Major - is important, serious, or significant.

Unique - is being the only one of its kind.

Empty - is not containing any things or people.

Объяснение:

Major - важный, серьёзный, значительный.

Unique - уникальный, единственный в своём роде.

Empty - пустой, не содержащий ни предметов, ни людей.