Arturia Pendragon a.k.a. Saber from Fate/stay night

Saber

Avenger

Moon Cancer

Pretender

Gilgamesh

Alexander the Great

King Arthur

Beowulf

Excalibur

Caliburn

Gram

Caladbolg

She may have ruled her people, but she never LED them.

It was Quantum Time Locked to fall in order for Humanity to progress.

Lancelot committed adultery with Queen Guinevere.

Mordred rebelled.

King Arthur did not understand the hearts of men.

Fate

Unlimited Blade Works

Heaven's Feel

hallow ataraxia

Carnival Phantasm

EXTRA

Dragons.

Cats.

Dogs.

Lions.

Wolves

Crows

Sir Ector, her adoptive father.

Sir Kay, her adoptive older brother.

King Uther Pendragon, her biological father.

King Vortigern Pendragn, her paternal uncle.

Morgan Le Fay, her elder sister.

Merlin, the half-Incubus known as the Magus of Flowers.

Shirou Emiya.

Hanako Kishinami

Kiritsugu Emiya

Ritsuka Fujimaru

Because she is a Homonculus.

Because she is Morgan Le Fay's daughter.

Because of the nature of her conception.

Because she never pulled Caliburn from the Stone to prove her worth.

All of the above.

None of the above--she has never once despised Mordred.

Caliburn: Golden Sword of Assured Victory

Excalibur: Sword of Promised Victory

Excalibur Morgan: Sword of Promised Victory

Excalibur Vivian: Sword of Sunlight Glittering Victory

Rhongomyniad: The Light That Shines to the Ends of the World

Yes, Britain is an island territory.

Yes, what knight of the Round Table CAN'T swim!?

No, she is afraid of water.

No, her blessing from Vivian, the Lady of the Lake allows her to walk on it

She is just a jobber.

Shirou Emiya is far from an ideal Master.

She was improperly Summoned.

Both B and C are correct.