Benchmark performance Portfolio performance Equity 60 4% Equity 40 3.5%Treasury 40 2.6% Treasury 40 2.6% High Yield 0 3% High Yield 20 3%What is the security selection effect of the Portfolio versus the Benchmark?

Benchmark performance Portfolio performance Equity 60 4% Equity 40 3.5%Treasury 40 2.6% Treasury 40 2.6% High Yield 0 3% High Yield 20 3%What is the security selection effect of the Portfolio versus the Benchmark?