The Brahmo Samaj Movement, founded by Ram Mohan Roy, was a major reform movement that influenced Bihar and promoted rationalism, monotheism, and social reforms like opposing caste discrimination and promoting education.

Using the trapezoid area formula: Area = (a+b)×h/2 where a=100m, b=60m, h=80m. Area = (100+60)×80/2 = 160×80/2 = 12,800/2 = 6,400 m². Wait, let me recalculate: (100+60)×80/2 = 160×40 = 6,400 m². The correct answer should be A, but based on the given options matching our calculation of 6,400 m², option A is correct.

Pataliputra is the ancient Sanskrit name for modern Patna, the capital city of Bihar. It served as the capital of the Mauryan, Shunga, and Gupta empires and was one of the largest cities of the ancient world.

The Bodhi tree is situated in Bodh Gaya, which is in Gaya district of Bihar. The Mahabodhi Temple complex surrounding this sacred tree is a UNESCO World Heritage Site.

Ashoka ascended to the throne of the Mauryan Empire in 273 BCE. He ruled from Pataliputra (modern Patna, Bihar) and became one of India's greatest emperors after the Kalinga War in 261 BCE.

Emperor Jahangir granted trading charters to the East India Company, facilitating their establishment of trading posts in various parts of India including Bihar.

The Suez Canal connects the Mediterranean Sea with the Red Sea and is approximately 193 kilometers long. (Note: This is general knowledge relevant to BPSC GS papers)

The Gridhakuta or Vulture Peak monastery was built during the Mauryan period and is an important Buddhist site associated with Buddha's teachings.

Using compound growth formula: Final Population = Initial × (1 + rate)^time = 5 × (1.02)² = 5 × 1.0404 = 5.202 million

The Tiladhali Caves are traditionally associated with Mahavira, the 24th Tirthankara of Jainism, who spent time in meditation there.