Final answer:
The official religion of Israel is Judaism.
Step-by-step explanation:
The official religion of Israel is A) Judaism. Judaism is the religion of the Jewish people, and it has its roots in the covenant between God and Abraham. Judaism is based on the teachings of the Tanakh and the Talmud, and it is practiced by the majority of the population in Israel. While other religions, such as Christianity and Islam, are also present in Israel, Judaism is the official religion.