Statement (c) about the Harappan Culture is not correct. The Iron Age in India began with the coming of the Aryans from Central Asia. The Vedic period covers both the end of the Bronze Age following the collapse of the Harappan civilisation around 1,400 CE and the start of the Iron Age. The Harappan civilisation of the Indus River Valley had been complex and highly urbanised. The Indus Script combined both word signs and symbols with phonetic value and was generally written from right to left