Choose A, B, C, or D to indicate the word that differs from the other three in the position of primary stress in each of the following questions

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Choose A, B, C, or D to indicate
4
the word that differs from the
other three in the position of
primary stress in each of the
following questions.
A. protective |/_B. infectious //
C. national_// D. remember
A. protective
B. national
С.
infectious
D. remember