India's earliest contact with Islam came through:
- AArab invasion of Sindh in the seventh century.
- BTurkish invasions of the eleventh-twelfth centuries.
- CArab merchants of the Malabar coast.
- DSufi saints and Arab travelers.
Solution & Step-by-step Explanation
Long before any military expansions into northern India, the earliest contacts with Islam developed along the southwestern coast via Arab merchants and maritime traders who frequented the Malabar coast in Kerala for spice trading. They established settlements and constructed mosques there as early as the 7th century.