निम्नलिखित में से कौन सा राजवंश प्रारंभिक संगम काल के दौरान तीन मुख्य शासक शक्तियों (मूवेंददार) में शामिल नहीं था?

Which of the following works is a Tamil grammar text, rather than one of the epic poems of the Sangam Age?

During the reign of which Chola king was the famous ancient port city of Puhar (Kaveripattinam) established?

Identify the place among the following where Sangam assemblies (councils) were held under the patronage of Pandyan kings: