Statement 1: Theravada Buddhism is strongest in Sri Lanka, Cambodia, Thailand, Laos, and Myanmar.

Theravada Buddhism is one of the major branches of Buddhism and is practiced predominantly in Southeast Asia. The statement is correct as Theravada Buddhism is indeed strongest in Sri Lanka, Cambodia, Thailand, Laos, and Myanmar.

- Sri Lanka: Theravada Buddhism has a strong presence in Sri Lanka, where it is the predominant form of Buddhism. The majority of the population in Sri Lanka follows Theravada teachings and traditions.

- Cambodia: Theravada Buddhism is the official religion of Cambodia, and the majority of the population practices it. The country has many ancient and significant Theravada Buddhist temples and historical sites.

- Thailand: Theravada Buddhism is the official religion of Thailand and is followed by the majority of the population. The country has a rich Buddhist heritage with numerous temples and monasteries.

- Laos: Theravada Buddhism is the dominant religion in Laos, and it plays a significant role in the country's culture and society. Many Laotians are ordained as monks, and temples are an integral part of the landscape.

- Myanmar: Theravada Buddhism is the most practiced religion in Myanmar, with the majority of the population being followers. The country is home to numerous ancient Buddhist sites and monasteries.

Statement 2: Theravada school of Buddhism believes that it has remained closest to the original teachings of Buddha.

The Theravada school of Buddhism claims to maintain the original teachings of Buddha. This statement is correct as Theravada Buddhists believe that their tradition has preserved the teachings of the historical Buddha in their most authentic and unaltered form.

- The term "Theravada" means the "Doctrine of the Elders," referring to the early Buddhist monastic elders who were responsible for preserving and passing down the teachings.

- Theravada Buddhists emphasize the importance of studying and following the Pali Canon, the oldest and most authoritative collection of Buddhist scriptures. They believe that the Pali Canon contains the authentic words and teachings of the Buddha.

- Theravada Buddhism places a strong emphasis on meditation, mindfulness, and the cultivation of wisdom. It focuses on individual liberation and the path to enlightenment through personal practice and direct experience.

- In contrast to the Mahayana tradition, which developed later and introduced new texts and doctrines, Theravada Buddhists consider themselves to be the conservative guardians of the original teachings.

In conclusion, both statements are correct. Theravada Buddhism is indeed strongest in Sri Lanka, Cambodia, Thailand, Laos, and Myanmar. Additionally, the Theravada school of Buddhism believes that it has remained closest to the original teachings of Buddha.