No, bc means before Christ, you can not write a book about Christianity 2000 years before it came into being.
Yes. The holy book of Christianity is the Bible.
The Holy Bible.
The holy book for Christianity is called The Bible.
The Holy Bible including both the Old and New Testaments is the book for Christianity.
The Bible is the holy book for Christianity and it's many denominations.
The Christian holy book is called "The Bible"
The Holy Bible.
the bible
The Holy Bible.
Christianity
Christianity
Judaism: Tanakh (Hebrew Bible) Christianity: Bible Islam: Holy Quran