The Arabs worshipped idols during the Jahiliyya period because

The Arabs worshipped idols during the Jahiliyya period because they were ignorant of the true concept of God's existence. The Jahiliyya period refers to the time in Arabia before the advent of Islam, when the Arabs were steeped in ignorance and practiced idolatry. They worshiped statues and idols made of wood, stone, and other materials, and believed that these idols had the power to benefit or harm them. The Arabs at that time had no knowledge of the true concept of God, and their understanding of religion was limited to superstitious practices and beliefs. They believed in many gods and goddesses and associated various powers with them. Despite the presence of some prophets among them, the Arabs did not pay heed to their message and continued in their idolatrous ways. As such, they remained in ignorance until the arrival of the Prophet Muhammad (SAW) and the revelation of the Qur'an, which taught them the true concept of God and called them to worship Him alone. Therefore, among the given options, the Arabs worshipped idols during the Jahiliyya period because they were ignorant of the true concept of God's existence.