Option B: “week” makes sense when used within the sentence. The sentence then means that “The project has to be completed by next week”. Hence, this is the correct option.
Option A: “weak” refers to a lack of strength. It is irrelevant in the given sentence. Hence, this option is incorrect.
Option C: “woke” is the simple past tense of “wake”. It refers to the act of having woken up in the past. It is irrelevant in the given sentence. Hence, this option is incorrect.
Option D: “wake” refers to the act of coming out of sleep. It is irrelevant in the given sentence. Hence, this option is incorrect.