阿摩線上測驗
19 According to the passage, what is the main contributor to the decline in the unauthorized immigrant
population in 2017?
(A) The implementation of new immigration laws in the US.
(B) The undercount adjustment to the census data.
(C) The increase of naturalized citizens and permanent residents.
(D) The decrease of immigrants from Mexico.
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統計： A(7), B(9), C(16), D(70), E(0) #3255500
統計： A(7), B(9), C(16), D(70), E(0) #3255500
