In the following questions, a statement is given with an incorrect phrase printed in bold letters. Find the correct phrase from the given options that will replace the wrong one and makes the sentence grammatically correct.
Human resource for deep forest research needs discovering attitude

In the question given below, a part of the sentence has been underlined. Below are given alternatives to the underlined part that may improve the sentence. Choose the alternative that makes the sentence grammatically and contextually correct. In case the sentence is correct as it is, choose 'No Improvement' as your option.

Each of our students pay their tuition fee at the beginning of the month.

In the question given below, a part of the sentence has been indicated in bold. Below are given alternatives to the bold part that may improve the sentence. Choose the alternative that makes the sentence grammatically and contextually correct. In case the sentence is correct as it is, choose 'No Improvement' as your option.

That actor can double for the star if needed be.

In the question given below, a part of the sentence has been indicated in bold. Below are given alternatives to the bold part that may improve the sentence. Choose the alternative that makes the sentence grammatically and contextually correct. In case the sentence is correct as it is, choose 'No Improvement' as your option.

These days developed countries have started looking down for underdeveloped countries as it is advantageous for both the parties.

In this question, a part of the sentence is underlined. Below are given alternatives to the underlined part at (A), (B), (C) which may improve the sentence. Choose the correct alternative. In case no improvement is needed your answer is (D).

The criminal was ordered to be hanged to death.

Direction: In the question below a sentence is given to you for improvement. Choose the best answer to improve the bracketed part.

(Having had) in the USA Embassy for a long time, Mr. Gupta has met many prominent personalities.

Direction: In the question below a sentence is given to you for improvement. Choose the best answer to improve the bracketed part.   

A student asked another (how this teacher did take) that class.

After a period for imprisonment she renounced terrorism.

Direction: In the question below a sentence is given to you for improvement. Choose the best answer to improve the bracketed part.

He (declined) all these allegations against him.