As leaders of a comprehensive, developmental school counseling program, school counselors are able to:

The most suitable answer regarding the role of school counselors in a comprehensive, developmental school counseling program is that they can influence administrators to change policies and negatively affect student achievement. However, this response appears to convey an inaccurate understanding of the school counselor's role.

School counselors are trained to collaborate with administrators to advocate for positive changes that support student success and well-being. Their influence should aim to foster environments conducive to learning and promote academic achievement, rather than negatively impacting it.

The other options present scenarios that align more closely with the professional responsibilities of school counselors. For instance, working with students who are disruptive is part of a counselor's role in supporting behavioral interventions. Creating a master schedule is more typically the domain of administration, but counselors contribute to this process through understanding student needs. Developing classroom assessments is primarily the responsibility of teachers, although counselors may assist in guiding students' academic progress.

Thus, school counselors focus their efforts on promoting policies and practices that enhance student potential and achievement, rather than interfering in a way that would be detrimental.