<p>There's no limit to the number of non-major/non-GPA credits you can take for graduation -- you just have to take 180 units outside the GIRs for a single major, no other restrictions apply.</p>
<p>From the wording in the course catalogue, I am pretty sure choir is for a grade...? Actually, it looks like if you take two semesters of choir for credit, it will count as one HASS elective.</p>
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[quote=<a href="http://student.mit.edu/catalog/m21Ma.html">http://student.mit.edu/catalog/m21Ma.html</a>]
Each of the following subjects earns 6 units. A total of 12 units is needed for a subject to count toward Institute Requirements in Humanities, Arts, and Social Sciences, by petition to the COC.
[/quote]
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