What is exclusive for angiosperms

Which of the following feature(s) is/are exclusive in angiosperms :- (A) Presence of fruit (B) Double fertilization (C) Female gametophyte (D) Presence of flowers (E) Formation of endosperm (F) Presence of vessels and companion cells Tick the right one ,-

Which of the following feature(s) is/are exclusive in angiosperms :- (A) Seed (B) Double fertilization (C) Female gametophyte (D) Presence of flowers (E) Formation of endosperm (F) Presence of vessels and companion cells Tick the right one :-

Which of the following feature(s) is/are exclusive in angiosperms :- (A) Seed (B) Double fertilization (C) Female gametophyte (D) Presence of flowers (E) Formation of endosperm (F) Presence of vessels and companion cells Tick the right one :-

Which of the following feature(s) is/are exclusive in angiosperms :- (A) Seed (B) Double fertilization (C) Female gametophyte (D) Presence of flowers (E) Formation of endosperm (F) Presence of vessels and companion cells Tick the right one :-

The characteristics feature that can be exclusively seen in angiosperms is

What are angiosperms ?