Test Planning is defined as one of the process areas at TMMi level 2. It introduces practices such as product risk assessment and defining a test approach for the project. Process areas at higher TMMi levels build on these practices and also address product risk assessments and/or defining a test approach. Which of the following TMMi level 3 process areas most strongly built on the practices and experiences of Test Planning at TMMi level 2? 1. Test Organization 2. Test Life Cycle and Integration 3. Non-Functional Testing 4. Peer Reviews