Write a function that implements another stack function, peek. Peek returns the value of the first element on the stack without removing the element from the stack. Peek should also do underflow error checking. (Why is overflow error checking unnecessary

Designing a mobile web page is a little different from designing a regular web page. name at least three features that should be considered when designing a website that is mobile phone-friendly, and briefly explain why they are important.

In a word processing program, such as microsoft word, which feature to you choose the desired picture enhancement?

language consists of basic components, and they are called a. 3; mental images, concepts, and speech b. 2; language acquisition and linguistic relativity c. 3; heuristics, algorithms, and analogies d. 4; phonemes, morphemes, syntax, and semantics e. 2; words and grammar