Effective strategies to address learners from disadvantaged and deprived backgrounds include empowering vulnerable and marginalized groups, understanding learners' needs and challenges, and providing education through the language and dialect of underprivileged learners.

Empowering Vulnerable and Marginalized Groups:
- This strategy involves providing support and resources to individuals or groups who are disadvantaged or marginalized in society. By empowering these individuals, they can overcome the disadvantages of unequal socialization and have equal opportunities for education.
- This can be done through programs that offer mentorship, counseling, or academic support to these learners. By addressing their specific needs and challenges, they can be better equipped to succeed academically.

Understanding Learners' Needs and Challenges:
- Teachers should engage in open communication with their students to understand their unique needs and challenges. This can be done by talking to the learners individually or conducting surveys or interviews.
- By understanding their needs, teachers can adapt their teaching strategies and provide appropriate support to address these challenges. For example, if a learner is struggling with a particular concept, the teacher can provide additional resources or offer extra assistance.

Education through the Language and Dialect of Underprivileged Learners:
- Language plays a crucial role in education. When learners come from disadvantaged backgrounds, they may have a different language or dialect than the mainstream education system. Teaching in their language or dialect can help bridge the gap and make education more accessible and inclusive.
- By using the learner's language or dialect, teachers can ensure that the content is understood and that learners can actively participate in the learning process. This approach also helps in preserving the cultural identity and self-esteem of the learners.

Combining the Strategies:
- By implementing all of the above strategies, educators can create a supportive and inclusive learning environment for learners from disadvantaged and deprived backgrounds.
- Empowering vulnerable and marginalized groups, understanding learners' needs and challenges, and providing education through the language and dialect of underprivileged learners work together to address the specific barriers that these learners may face.
- This comprehensive approach helps to create equal opportunities for all learners and improve their educational outcomes.

In conclusion, option D is the correct answer as it includes all the effective strategies mentioned above. These strategies aim to provide equal opportunities and support to learners from disadvantaged and deprived backgrounds, enabling them to overcome challenges and succeed academically.