the answer is a microscope .
pls mark brainliest
Answer;
C. a common language.
In the 1800s, an important motivation for both "old" and "new" immigrants to settle in ethnic neighborhoods was a common language.
Explanation;
The old immigrants came from the northern or western Europe while the new immigrants came from southern or eastern Europe.
Old immigrants were protestant while the new immigrants were Catholic , Orthodox or Jewish.
Answer:
Thymus, Bone marrow, Spleen, Lymphoid tissue “clumps”, Lymph vessels, Lymph nodes, Tonsils, Mucous membranes,
Explanation:
B. The president.................