Sector ETF-> Benchmark Benchmark weights (Wsb) ETFs Returns (Rsb) Stocks Holding Weights (Wsh) Holdings Returns (Rsh) 0.45 Info Tech Industrials Healthcare XLK XLI XLV 0.35 12.90% 13.54% 16.30% INTC, etc. ALK, etc. UNH, etc. 0.45 0.30 0.25 1 14.30% 10.22% 14.98% 0.20 Benchmark (R tot p) Portfolio (R tot p) Difference 13.80% 13.25% -0.56% 24. Based on the table above calculate Security Selection attribution for the Info Tech sector A. -0.21% B. 0.03% C. 0.08% D. 0.63% 25. Based on the table above calculate Allocation attribution for the Healthcare sector A. 0.01% B. 0.07% C. 0.12% D. 0.16%