The correct answer is option D: the Judges of the High Court hold office till they have attained 62 years of age. Let's discuss this answer in detail.

Explanation:

1. Tenure of Judges:
The tenure of Judges in the High Court is determined by their age. According to the Indian Constitution, the Judges of the High Court hold office till they have attained a certain age limit.

2. Retirement Age:
The retirement age for Judges of the High Court is set at 62 years. This means that once a Judge reaches the age of 62, they are required to retire from their position.

3. Importance of Retirement Age:
The retirement age for Judges is significant to ensure the smooth functioning of the judiciary. It allows for the regular turnover of Judges and provides opportunities for new appointments, ensuring a fresh perspective and continuous development within the judicial system.

4. Judicial Independence:
Setting a retirement age for Judges also helps to maintain the independence of the judiciary. It prevents any undue influence or pressure on Judges to continue in their position beyond a certain age.

5. Uniformity in Retirement Age:
The retirement age of 62 years is applicable for Judges in all High Courts across India. This uniformity helps in maintaining consistency and fairness in the judicial system.

6. Exceptions:
While the retirement age is generally 62 years, there may be certain exceptions or variations based on specific circumstances or laws. For example, in certain cases, the President of India may grant an extension to a Judge's tenure for a limited period.

In conclusion, the correct answer is option D: the Judges of the High Court hold office till they have attained 62 years of age. This retirement age ensures regular turnover, maintains judicial independence, and provides consistency in the judicial system.