A blood test freaked me out . So when they took what felt like 2 gallons of my blood , I was getting a little bit nervous . So I pushed the doctor until he finally told me what he thought the problem was . He told me that because of the rapid weight loss and growth , that it was most likely an aggressive form of Leukemia .

Q with options: Give answer the following question using evidence from the above passage: Why had the narrator rapidly lost weight ?
Choose from: [-] Because they were suffering from Leukemia .. [-] Because they were on a strict diet .. [-] Because they were on a juice cleanse .. [-] Because they were suffering from Anorexia ..
Because they were suffering from Leukemia .