The correct answer is "ബാബു റയ്യാൻ". This is because the question is asking for a specific person among the options who has a special place in heaven. The other options, "ബാബുസ്സലാം", "ബാബു സൗമ്", and "ബാബു ദ്ദിക്ർ", do not mention anything about a special place in heaven.