Developing critical thinking skills and interpreting texts from different literary traditions in English for Class 12 humanities can be achieved through the following steps:

1. Familiarize Yourself with Literary Traditions:
- Read extensively from various literary traditions, including works from different time periods, regions, and genres.
- Engage with diverse literary forms, such as novels, poetry, plays, and essays.
- Take notes and highlight important themes, characters, and stylistic elements.

2. Analyze and Interpret Texts:
- Begin by reading the text carefully, paying attention to details, language, and structure.
- Identify the main ideas, arguments, and themes within the text.
- Look for symbolism, metaphors, and other literary devices that contribute to the overall meaning.
- Consider the historical, cultural, and social contexts in which the text was written.
- Look for patterns and connections between different texts and literary traditions.
- Reflect on the author's intentions and the possible interpretations of the text.

3. Develop Critical Thinking Skills:
- Question assumptions and biases present in the text and your own perspective.
- Evaluate the evidence and arguments presented in the text.
- Consider alternative viewpoints and interpretations.
- Make connections between the text and real-world issues or personal experiences.
- Engage in discussions and debates with classmates or study groups.
- Seek feedback from teachers or mentors to refine your critical thinking skills.

4. Apply Different Approaches to Textual Analysis:
- Utilize literary theories and critical approaches, such as feminist, postcolonial, or psychoanalytic perspectives.
- Explore different methods of analysis, such as close reading, intertextuality, or comparative analysis.
- Consider the formal aspects of the text, such as structure, language, and narrative techniques.
- Analyze the characters' motivations, relationships, and development throughout the text.

By following these steps, you can enhance your critical thinking skills and effectively interpret texts from different literary traditions in English for your Class 12 humanities studies. Remember to practice regularly and engage in thoughtful discussions to deepen your understanding and analysis of literary works.