Answer:
These details describe the doctor's actions as direct
and focused
Step-by-step explanation:
Upon arriving at the island, the immigrants underwent strict physical and medical examinations. Since they arrived from various parts of the world, the goal of these examinations was to prevent any of the contagious infectious diseases from being imported. Had it been imported, it would quickly spread throughout country leading to a potential medical disaster. That means that the doctors who examined the immigrants had very responsible task and needed to do their work professionally and fully focused, which can be inferred from the choice of words in this excerpt.