Metallurgy was well known by the guptas, as shown by the pillar of delhi.

Metallurgy was well known by the Guptas, as can be attested to by the iron pillar of Delhi. Explanation: DelhiIron Pillar is a seven meter high iron column that is part of the Qutb Complex, located in Delhi, India, and which is famous for its rust-resistant composition of the metals used in its construction.

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your answer will be b. improving roads, bridges, and other infrastructure. hope i !

one central belief of buddhism is often referred to as reincarnation -- the concept that people are reborn after dying. buddhism is a philosophy of life expounded by gautama buddha ("buddha" means "enlightened one"), who lived and taught in northern india in the 6th century b.c.