The correct answer is A) it spread rapidly, quickly covering an area from Spain to India.
What happened to Islam after the death of Muhammad was that it spread rapidly, quickly covering an area from Spain to India.
Mohammed, the prophet that founded Islam religion, died in June 632, in Medina, Saudi Arabia, when he was 62 years old. After his death, Islam spread rapidly, quickly covering an area from Spain to India. Islam spread from the Arabian Peninsula mainly by conquest and trade. That was many people converted to the Muslim religion in far places such as the Iberian Peninsula.
