Alex, a Middle School Teacher, Questions Whether the Practice of Pulling

Alex, a middle school teacher, questions whether the practice of pulling children out of the regular classroom for enhanced English instruction is contributing to this rejection and decides to do an action research project to address the issue. Alex's issue is appropriate for an action research study because

A) the study will provide insight into the national curriculum for second language learners.
B) the study involves something that is within Alex's area of focus.
C) community members will advocate for the study.
D) isolated instruction in English is common practice in schools.