* Singular: The criterion for success in this role is strong communication skills.
* Plural: We need to establish clear criteria for evaluating the applicants.
* With "meet": The new product design must meet the specified criteria.
* With "based on": The decision was based on several criteria, including cost and efficiency.
* With "according to": The candidates will be ranked according to the criteria outlined in the job description.
Remember that "criteria" is always plural, while "criterion" is singular.