Based on the scenario, this is attempting to establish a personal sense of autonomy. This is a critical stage on a child because this is the stage where the child explores the limits of their capabilities in which based on the scenario, the child finds it difficult in doing the terrible two's as he is struggling.
Answer:
The United States eased tensions with China and the Soviet Union.
Explanation:
A pneumothorax is that he got a collasped lung and that could be the case
I think they were discovered in guatamala but idk for sure