I pulled out 82A “What in the …!”: SONOFA because I figured this answer out with only the first letter filled out. I thought it an absurd answer, but based on how the NYTXW goes, it was worth keeping in.

The title of this puzzle is Study Breaks.

21A Function whose output is 45° when applied to 1: ARCTANGENT. Shown as AR(C)TANGENT.
26A Premium membership designation: ELITESTATUS. Shown as ELITESTAT(U)S.
42A It lets you see the sites: INTERNETCONNECTION. Shown as INTERNE(T)CONNECTION.
60A Holders of multiple passports: DUALCITIZENS. Shown as DUAL(C)ITIZENS.
74A First openly lesbian anchor to host a major prime-time news program: RACHELMADDOW. Shown as RACHE(L)MADDOW.
92A Ones fighting for change: POLITICALACTIVISTS. Shown as POLITICAL(A)CTIVISTS.
108A Hempseed product: CANNABISOIL. Shown as CANNABI(S)OIL.
119A Bringing up the rear: LASTINLINE. Shown as LA(S)TINLINE.

Metasolution 1: Classes

21A AR(C)TANGENT -> ART.
26A ELITESTAT(U)S -> STATS.
42A INTERNE(T)CONNECTION -> ECON.
60A DUAL(C)ITIZENS -> LIT.
74A RACHE(L)MADDOW -> CHEM.
92A POLITICAL(A)CTIVISTS -> CALC.
108A CANNABI(S)OIL -> BIO.
119A LA(S)TINLINE -> LATIN.

Metasolution 2: Circled letters!

CUTCLASS. Because these letters cut the classes.

Finished this one in 44:08.

Day	This Wk	Best	Average	4-Wk Avg	Streak
Monday	6:04	3:49	9:25	6:35	75
Tuesday		5:22	13:17	9:09	0
Wednesday	8:51	7:38	17:04	11:32	16
Thursday	42:46	12:12	28:43	29:35	2
Friday	18:30	16:23	32:15	21:01	16
Saturday	54:37	20:12	33:02	34:25	16
Sunday	44:08	15:11	53:56	46:41	3