What two coherence phases are used in this statement?

There were both advantages and disadvantages to teleworking for employee wellbeing. On the one hand, many employees were able to achieve a better work-life balance because to the flexibility of remote work. However, social isolation and the blurring of professional and personal life borders made remote workers more stressed out and worried about their mental health. Kniffin et al. (2021) explained: Kniffin et al. (2021) explained, "A key difference, though, is that work from home was previously often responsive to employee preferences but COVID-19 forced many into mandatory work from home, making it difficult to generalize prior findings". Moreover, having kids mitigated the detrimental effects of work-related disruptions on well-being. Employees with children at home experienced more work-non-work interference as a result of increased teleworking, according to a study that combined role depletion and role enrichment theories.