Ms. Molina's sixth graders will be tested in science on the upcoming STAAR test. She fears the students will be tested over information she has not had time to teach in the busy school year. Ms. Molina intends to use formative assessments to gauge her students' progress in understanding important objectives in the remaining months before the STAAR test. Which of the following is the best choice of formative assessment to use for this purpose?
a) A multiple-choice test covering a broad range of science topics.
b) An end-of-unit project requiring students to demonstrate their understanding of key science concepts.
c) Weekly quizzes focused on specific objectives covered in class.
d) Peer evaluations of student presentations on various science topics.