1：Which of the following statements is the reason why the Tucson Unified School District in Arizona began classes in Aug

1：Which of the following statements is the reason why the Tucson Unified School District in Arizona began classes in August?
A:The earlier start time enables students to take semester exams before winter vacation.
B:Chyrl Hill Lander thinks it is good for students.
C:Winter vacation is in December.
D:The students have to prepare for the tests.
2:Which of the following can be the best title for the passage?
A:Labor Day in the Unites States
B:American public schools
C:The start time of American public schools
D:Labor Day and American Public schools
3:Why do most Americans like summer?
A:The weather is warm.
B:People do not have to go to schools.
C:Sunny days and warm nights.
D:Both A and C.