Answer: is
Explanation:
Are is mostly used for asking a question, and in here is, is used for a statement.
The correct sentence is: Two weeks is not enough time to finish the project.
In the sentence above, "is" serves as the linking verb that connects the subject to the other part of the sentence.
Noting that plural subjects often go with singular verbs is helpful in arriving at the correct answer.
Learn more about linking verbs here:
https://brainly.com/question/350375
