What is cyranos rationale fo standing up to men like count de guiche even though in doing so he may impede his own position in the world?

Firms use marginal analysis to determine prices by a) changing prices in accordance with information from retailers. b) using comparisons with strong competitors to position prices accordingly. c) examining the effect on revenue of small changes to the price of one item. d) trying to minimize production costs by using better and more efficient methods.

Explain the popular saying "we are made of stardust. how are we made of stardust? use scientific vocab.

Analyze and evaluate the motivation and the rationale behind western expansion through the louisiana purchase that took hold in the united states at the start of the 19th century (long essay question)