Unds Management and Portfolio Selection

Select ten companies listed on the ASX. Collect historical closing share price data for each company (at least five years of daily data). Share price data is available at the following web pages:
ASX: qt/index.ac
Yahoo Finance: portfolio was most heavily influenced by the market conditions, especially under the circumstance of global financial crisis? Briefly explain.
i · Whatas your objective of portfolio construction? E..g., to maximize return? Minimize risk? Or maximize utility?

I have already done the calculation~will upload it later~

Pls write the 2 pages work focus on the 2 points above base on the calculation which i hv provided.