Morphology Dependence of Stellar Age in Quenched Galaxies at Redshift ∼1.2: Massive Compact Galaxies Are Older than More Extended Ones

JWST/NIRCam contract to the University of Arizona [NAS5-02015]; NASA through Hubble Fellowship - Space Telescope Science Institute [HF-51318]; NASA [NAS 5-26555]; Yale University's YCAA Prize Postdoctoral fellowship; CONICYT through the project FONDECYT [1150216]; National Science Foundation of China [11403021]