Only capitalise the names of degrees if you are using it's full title:
<aside> ✅ She is studying a BA in Ancient History and Archaeology.
</aside>
<aside> ✅ Students with a history degree studied in the Department of History.
</aside>
Types of degree are always lower case:
<aside> ✅ bachelor's
</aside>
<aside> ✅ master's
</aside>
<aside> ✅ postdoctorate
</aside>
Here's how to write common degrees as abbreviations:
BA
BEng
BSc
MA
MEng
MPhil
MRes
MSc
PGDip
PGCert