Oasis is to sand as island is to $\_\_\_\_$ .

Which one of the following options maintains a similar logical relation in the above sentence?

The number of student passing or failing in an exam for a particular subject are presented in the bar chart below. Students who pass the exam cannot appear for the exam again. Students who fails the exam in the first attempt must appear for the exam in the following year. Students always pass the exam in their second attempt. The numbers of students who took the exam for the first time in the year $2^{\text {nd }}$ the year 3 respectively, are $\_\_\_\_$ .

Which one of the following numbers is exactly divisible by $\left(11^{13}+1\right) ?$

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