Answer: A) Mailboxes
Explanation for this question is being written.
Answer: D) Reels, tackle boxes.
Answer: A) The editors-in-chief of the magazines met for lunch.
Answer: B) Rooftops
Answer: C) Passers-by
Answer: B) Deputies-mayor
Answer: C) Babysitters
Answer: B) Plural
Answer: A) Secretaries of state.
Answer: D) Representatives
Answer: B) Armful
Answer: A) Maids of honor.
Answer: D) Boy-friends
Answer: B) Mileses
Answer: A) Sisters-in-law
Answer: A) Headmasters
Answer: C) Add " es ".
Answer: A) Toothbrushes
Answer: A) Sheperds
Answer: C) Credit cards.
Answer: C) Heads of departments.
Answer: A) Chiefs-of-staff
Answer: A) Check-ins
Answer: A) DVD PLAYERS.
Answer: B) Boards of directors.
Answer: A) True
Answer: A) Three pencil sharpeners.
Answer: D) Woman Doctors.
Answer: B) The mothers-in-law are visiting.
Answer: A) Mothers-in-law
Answer: A) Fountain pens.
Answer: A) Storekeepers
Answer: A) Runners-up
Answer: A) Backpacks
Answer: A) Assistant principals.
Answer: D) Usually final component is made plural.
Answer: B) Plural noun.
Answer: B) Plural Noun.
Answer: A) Notaries public.
Answer: B) Brothers-in-law
Answer: B) These jeans are very beautiful.
Answer: C) Boards of directors.
Answer: B) False
Answer: C) Guards of honor.
Answer: B) Sunglasses
Answer: A) Secretaries-general
Answer: B) -s to the most "important" part of the compound noun.
Answer: B) The mothers-in-law are visiting tomorrow.
Answer: A) Editors-in-chief
Answer: B) Knights-errant
Answer: B) TOOTH BRUSHES.
Answer: B) Races
Answer: B) Tax-forms
Answer: A) Fire trucks.
Answer: A) Attorneys-general
Answer: A) Women
Answer: C) Pencil boxes.
Answer: B) Attorneys general.