Write a regular expression to denote the set of all strings of letters that contain the five vowels in order. Assume that letters can only be lower case. Then, re-state the regular expression in terms of a context free grammar. So to be clear, the vowels will only appear 1 time and in order, i. e. a will be before e, e will be before i, i will be before o, and o will be before u. The other letters may or may not appear at all and can be before, in between, or after the vowels. Examples: aeiou, good qwarteypighomnulk, good

Which of the following is not a source of sustainable raw materials? a) coal mine b) flick of sheep c) cotton plantation d) line forest.

3. ranga ramasesh is the operations manager for a firm that is trying to decide which one of four countries it should research for possible outsourcing providers. the first step is to select a country based on cultural risk factors, which are critical to eventual business success with the provider. ranga has reviewed outsourcing provider directories and found that the four countries in the table that follows have an ample number of providers from which they can choose. to aid in the country selection step, he has enlisted the aid of a cultural expert, john wang, who has provided ratings of the various criteria in the table. the resulting ratings are on a 1 to 10 scale, where 1 is a low risk and 10 is a high risk. john has also determined six criteria weightins: trust, with a weight of 0.3; quality, with 0.2; religious, with 0.1; individualism, with 0.2; time, with 0.1; and uncertainity, with 0.1. using the factor-rating method, which country should ranga select? why? (2 points)

Difference between ancient and modern mode of information transmission