Passage: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank. Sustainable development is a concept that aims to meet the needs of the present generation without compromising the ability of future generations to meet their own needs. It involves finding a 1. _______ between economic growth, environmental protection, and social well-being. One key aspect of sustainable development is ensuring that our natural resources are used 2. _______ and not depleted. Another important aspect of sustainable development is promoting social equity and 3. _______. This means ensuring that everyone, regardless of their background or socioeconomic status, has 4. _______ access to education, healthcare, and basic human rights. Additionally, sustainable development emphasizes the need for 5. _______ consumption and production. By making conscious choices in our daily lives, we can all contribute to a more sustainable future for ourselves and future generations. Question: Select the most appropriate option to fill in blank number 5.

1. reckless
2. negligent
3. responsible
4. thoughtless