ABC Real Estate Corporation is considering three investment alternatives for a new real estate development project in a growing urban area. The company is evaluating the construction of office buildings, residential apartments, and retail spaces. Each alternative requires an initial investment of $$5$ million. The cash flows for each alternative are as follows:

Office Buildings: Year $1$: $$800,000$ Year $2$: $$1,200,000$ Year $3$: $$1,500,000$ Year $4$: $$1,800,000$ Year $5$: $$2,000,000$

Residential Apartments: Year $1$: $$600,000$ Year $2$: $$1,000,000$ Year $3$: $$1,300,000$ Year $4$: $$1,600,000$ Year $5$: $$2,200,000$

Retail Spaces: Year $1$: $$700,000$ Year $2$: $$1,100,000$ Year $3$: $$1,400,000$ Year $4$: $$1,900,000$ Year $5$: $$2,100,000$

The company's cost of capital is $10\%.$

Calculate the Net Present Value $($NPV$)$ for each investment alternative.

Construct the NPV profile for the three investment alternatives.

Analyze the NPV profile to determine the most financially attractive investment option for ABC Real Estate Corporation.