L. Jiang, S. Cohen, R. Windhorst, E. Egami, K. Finlator, D. Schaerer, and F. Sun. (2020)cite arxiv:2002.02028Comment: Published in ApJ on 2020 Feb 1; Authors' version (9 pages); See published version at https://iopscience.iop.org/article/10.3847/1538-4357/ab64ea.