Read this excerpt from Immigrant Kids.

Now the examinations began. First the immigrants were examined by two doctors of the United States Health Service. One doctor looked for physical and mental abnormalities. When a case aroused suspicion, the immigrant received a chalk mark on the right shoulder for further inspection, L for lameness, H for heart, X for mental defects, and so on.

The purpose of this excerpt is to describe

the doctors who worked for the United States Health Service.
the health procedures that were part of immigration.
the physical and mental illnesses suffered by immigrants.
the immigrants who went through the medical exams.

the physical and mental illnesses suffered by immigrants.

Explanation:

The second doctor watched for contagious and infectious diseases. He looked especially for infections of the scalp and at the eyelids for symptoms of trachoma, a blinding disease.

Since trachoma caused more than half of all medical detentions, this doctor was greatly feared. He stood directly in the immigrant's path. With a swift movement, he would grab the immigrant's eyelid, pull it up, and peer beneath it. If all was well, the immigrant was passed on.

The above excerpt and the one in the above question was just to describe the physical and mental illnesses suffered by immigrants.

A. One doctor drew chalk marks on immigrants with health problems.

Explanation:

Hope this helps!!!

its passive

active

passive

active