Based on the two tables Based on the two tables : performance? what can you say about this portfolio manager? what must have been the strongest point of this portfolio manager's Sector Telecom Materials Industrials Benchmark (R tot b) Portfolio (R tot p) Difference Sector Telecom Materials Industrials Sum Benchmark XTL XLB XLI Allocation -1.99% 5.04% -3.01% 0.05% Benchmark ETFs Returns (Rsb) weights (Wsb) 0.50 0.30 0.20 Selection -0.08% -0.42% 0.18% -0.32% 4.88% 3.34% 3.96% 4.23% 4.06% -0.17% Interaction 0.00% 0.07% 0.03% 0.09% Stocks TROW KLAC KO Sum -2.06% 4.69% -2.80% -0.17% Holding Weights (Wsh) 0.52 0.25 0.23 Holdings Returns (Rsh) 4.73% 1.93% 4.86%