Seals were used to make a sealing, or positive imprint, like this modern resin one made from the original seal. Sealings were ... They would be made on ceramics or the clay tags used to seal the rope around bundles of goods. ... Mohenjo-daro.
A. seems the most likely because rest are absurd. Increase in profits = less money to spend which = more money to spend on ads or add more goods to make at the factory