Hugging her grandmother =touch is the only one I'm pretty sure
They don’t die of no of them
Well, the excerpt itself states the possible topic numerous times throughout the passage - it should be loneliness.
The author states how lonely this young girl is, so lonely that she cannot even speak because of the fact that she is missing someone next to her. She doesn't want to be alone anymore because it is breaking her heart, and this is the feeling that the excerpt conveys.
