Match each type of dependency to the corresponding example. A type may match to more than one example.

An environmental impact study must be conducted before building contracts are granted	Answer 1 Choose.. .1. External. 2.Discretionary 3.Mandatory 4. Internal
Prototypes should undergo a secondary testing phase before production starts	Answer 2 Choose... 1. External 2. Discretionary 3. Mandatory 4. Internal
A marketing slogan must be written before a product can be advertised	Answer 3 Choose.. 1..External 2.Discretionary 3. Mandatory 4. Internal
Construction of a power station must be completed before a housing project receives power	Answer 4 Choose... 1. External 2. Discretionary 3. Mandatory 4. Internal
Ownership of a building must be legally transferred before demolition can begin	Answer 5 Choose... 1.External 2.Discretionary 3. Mandatory 4. Internal
A website demo cannot be completed until the page color scheme has been decided on	Answer 6 Choose... 1. External 2.Discretionary 3. Mandatory 4. Internal