Not sure what all the terms mean? Below are a few definitions that may help:
Bachelor of Arts (BA): Graduate and professional schools typically require a four-year BA or BS for admission. The curriculum of a traditional BA degree is centered on providing a well-rounded, liberal arts education. Students pursuing a BA are not required to have an associate's degree.
Bachelor of Science (BS): BS programs normally require a student to take the majority of their courses (usually 1/2 or 3/4) in the sciences, namely life sciences, physical sciences, or the mathematical sciences. Graduate and professional schools typically require a four-year BS or BA for admission. Students pursuing a BS are not required to have an associate's degree.
Bachelor of Applied Science (BAS): An undergraduate academic degree awarded for a course or program in a technical area with substantial applied content that a student can partially acquire by completion of another instructional program or experience in a technical field. A BAS program can be designed to incorporate applied content through various pathways, including collaboration with a community or technical college with block transfer of credits, transfer of credits on a course-by-course basis, or credits for experiential learning. Students pursuing a BAS degree must have an associate's degree (some programs require specific associate's degree).