Who wrote the Bhagavat Gita?

In which chapter did Lord Krishna show his full form (aka. Vishvaroopam) to Arjuna?

What was Arjuna's flag marked with?

What are the different names of Arjuna?

What was Arjuna's conch shell's name?

How many slokas are there in the Bhagavat Gita?

What is Lord Krishna's conch shell's name?

"Ashwathama" was the name of an elephant and also the

name of _______________

What did Bheeshma-Pitamaha recite while laying on the arrow-bed?