Write a question about the following article.

I do n't know if I 'll finish it in time for her big party , but I 'll give it a shot . If not , I know I can finish that boa thing she wants , and save this one for Christmas . Tomorrow is Russell 's first day of preschool .

Question:
What may be the reason for them being able to finish the boa thing ?
Choose your answer from: [i] It only takes one skein of yarn . [ii] It 's not a pattern they know . [iii] It;s a faster pattern . [iv] It 's made of a bigger yarn .