Please help me this my first time doing this

What was the main objective of the national origins act of 1924

Select the correct answer. in what type of immunity will the defenses be triggered and react in the same manner, regardless of the organism invading? a. adaptive b. innate c. primary d. mechanical barrier

Notice that nuetral belgium is located between germnay and france.how do you think belgium and the rest of the world regarded germany's violation of belgiums neutrality ?