C . Lucas peered into the dark room before he called out , “is anyone in there “ ?
It would be "house is what" because "is" would need to be changed to "are".
Answer: She was discrete, effective, and courageous in her work as a spy.
Explanation:
Harriet Tubman was very effective and courageous in her work as a spy. She was a nurse, who doubled as a spy. The spy worked led her to the Underground Railroad. This opportunity of working with the Underground Railroad granted Tubman intelligence to all the important rail and water routes in her territory.
She helped to free slaves who became loyal to her and were willing couriers in her spy work. At a time, she personally was at the forefront of some raids in South Carolina. Due to these involvements in spy work, she struggled financially and was eventually, denied pension.
