Sure! Here are the best options for the blanks based on the context of the notice:

**Question 13:** The correct option is **D. are asked.**
- The sentence will read: "So all the students are asked to participate in this program to make him honored for what he has done for all of us."

**Question 14:** The correct option is **A. submit.**
- The sentence will read: "the students are also requested to submit the names who are willing to take part in this cultural program in his honor."

**Question 15:** The correct option is **A. should.**
- The sentence will read: "If you need more details, please contact the undersigned."

Here is how the completed notice will look:

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**NOTICE**

**Farewell meeting of retired teacher**

All the students of the school is hereby informed that Mr. Sanjay Sinha, one of the best teachers in our school is going to retire from his service life on 6th August 2020. It is a very sad day for all of us that he will not come to school and teach mathematics. The student’s cultural committee has decided to arrange a farewell meeting to honor him on 6th August 2020 at 4:00 PM in our school assembly Hall. So all the students **are asked** to participate in this program to make him honored for what he has done for all of us. We have also arranged a small cultural program in his honor on that day so the students are also requested to **submit** the names who are willing to take part in this cultural program in his honor. **If** you need more details, please contact the undersigned.

Monali Ray, Secretary
Cultural Committee-Nabanita Girls’ High School

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Hope that helps!