### Financial Metrics Analysis
- Revenue: $4.77 billion, YoY: 6.49%, QoQ: -9.24%
- Gross Profit: $2.36 billion, YoY: 18.45%, QoQ: -5.05%
- Operating Income: $1.10 billion, YoY: 6.02%, QoQ: -29.33%
- Net Income: $829.3 million, YoY: 6.77%, QoQ: -30.01%
- EPS: $2.03, YoY: 7.98%, QoQ: -29.76%
The decline in revenue compared to the prior quarter is attributed to seasonal fluctuations and increased competition, primarily affecting operating income and net income as ADP continued to invest in R&D with expenses amounting to $247.9 million. Increased operating expenses also contributed to a hefty reduction in profitability. The gross profit margin stood strong at 49.5%, reflecting efficiency in cost management despite the downturn in revenue.