Answer:
ii. Van Lew worked as a spy because she was opposed to slavery.
iii. Van Lew's roles and responsibilities increased and she helped to organize espionage
Explanation:
Though there was no training or professional tutelage during the era, most spies were able to perform their duties successfully. Thus most of the spies were not amateurs.
Van Lew worked as a spy for the Union because she believed that slavery was wrong, and her various contributions ensured the reformation of espionage. She opposed slavery and believed that to be a spy is fair.
