Please help me understand.

15. 16. secs? nu Soda Stream became a public company on November 3, 2010 when it sold stock in an [P0 at $15 per share. Its stock rose to $75 but has now fallen back to $56. Soda Stream is a rm that developed and sells equipment and supplies to consumers that can be used to produce soft drinks [soda or tonic or pop] at home. Soda Stream's products most likely increase competition in the soft drink industry. a. True b. False Soda Stream, the rm referenced in question 15L sells soft drink producing equipment to consumers. But the equipment itself is useless without the avorings, carbonator, bottles, and bottle tops needed to make the soft drinks. SodaStream conveniently sells all of the other items needed to use the equipment. So, SodaStream sells the equipment and then the ingredients gm needed. Soda Stream's business model is an example of: rst degree price discrimination. a tie-in sale or a two-part tariff. versioning. third degree price discrimination. block pricing. The article titled \"Airlines Have Cracked the Fare Gamefor Now\" includes the following statement: \"US. airlines are testing a new secret weapon: passenger segmentation. So far it seems to hit the mark, but executives likely overrate its repower during bad times\". Also the following: \"...better customer targeting will 'offset weakness in demand.' The idea is that more fare classes and narrower price gaps between them mean there will always be a cabin type to suit each ier's budget\". The statements suggest the airlines use a form of: rst degree price discrimination. second degree price discrimination. third degree price discrimination. versioning. block pricing. ...4.:.... 10 AI...--.._I. an -..- ..-I-'.-.'I