(A) Craft specialization was in evidence.
True. The IVC showed advanced craftsmanship in pottery, bead-making, metallurgy (bronze tools), and seal-carving, indicating specialized artisans.
(C) Buildings were of different types.
True. Structures included residential houses, granaries, public baths (Great Bath), and dockyards (e.g., Lothal), reflecting urban planning.
(D) Harappan seals were used for correspondence.
True. Seals (with undeciphered script) likely served as trade identifiers, administrative markers, or ownership stamps, not religious purposes.
(B) Tools and weapons were made of iron.
False. The IVC used bronze and copper (e.g., knives, axes). Iron was not used until the Vedic period (~1200 BCE).
(E) Seals were mainly used for religious rituals.
False. While some seals depict ritualistic motifs (e.g., Pashupati seal), their primary use was economic/administrative (trade, taxation).
Correct options: A, C, D