ABSTRACT Prassilia, Felicia, 2024. “Improving the Students’ Writing Skill in Hortatory Exposition Text Through Problem-Based Learningâ€. An Undergraduate Thesis. English Education Department. Faculty of Education and Teacher Training of Universitas Tidar. First Advisor Winda Candra Hantari, M.A., Second Advisor Taufik Arochman, M. Pd. Keywords: Writing, Hortatory Expositio…