‘Avesta’, also called ‘Zend-Avesta’, is the sacred book of:

Zoroastrianism Buddhism Jainism Judaism

Zoroastrianism

The correct answer is Option (1) → Zoroastrianism 'Avesta', also known as 'Zend-Avesta', is the sacred book of Zoroastrianism. It is a collection of religious texts and scriptures that form the primary sacred literature of the Zoroastrian faith.