Of crucial importance in relation to the development or success of something.
“Community input will play a pivotal role in determining which option succeeds.”
“This decision could be pivotal in shaping the future of our neighborhood.”
Use 'pivotal' in Task 2 when describing a factor or decision that plays a key role in the outcome, such as a pivotal role in community development. It adds sophistication to your body paragraphs when justifying why your chosen option matters most.
Synonyms: crucial, central, key