Final answer:
Sustainable development can be used in developmental tasks by incorporating practices that meet current needs without depleting resources needed by future generations.
Step-by-step explanation:
Sustainable development can be used in developmental tasks by incorporating practices that meet current development needs without depleting resources needed by future generations. For example, in the context of deforestation, sustainable development would involve implementing measures to reduce deforestation rates, such as promoting reforestation projects and employing sustainable logging practices. Additionally, sustainable development can be applied to address economic challenges related to resource competition by encouraging innovation and the use of renewable resources.