It’s true
She later assumed power over the kingdoms after the death of her father and brother, who both served as kings. This is just extra information
B. He founded the Mauryan Empire through the uniting of all the kingdoms
Nationalism and imperialism were major factors to the world war 1. that lead to some conflicts between nations. imperialism also contributed to start world war 1 because the European nations attacking and conquering different areas of Africa and Euro nations attacking other Euro nations for African Territory.