Some people wanted travel scholarships. The end of the week was the deadline. By then everyone had applied.

A At the end of the week that is the deadline, everyone who wanted travel scholarships applied for them.

B By the end of the week, which was the deadline, everyone who wanted travel scholarships had applied for them.

C By the end of the week that was the deadline, everyone who wanted travel scholarships had applied for them.

D At the end of the week, the deadline, everyone wanting travel scholarships applied for them.