Define a grammar by setting σ = {σ} and let f consist of the following instruction formulas.
1. σ → n v.
2. n → n, for some n is in {he, she, josé, sal, anna}.
3. v → v, for some v is in {runs, jumps, skips, falls, swims}.
4. σ → σ p σ.
5. p → p, for some p is in {and, while until}.
6. σ → either σ or σ.

Acase study allows a more detailed look at the life of a single subject than any other study.

Discuss the ways in which electronic information associated with payments is addressed in terms of security. include encryption, secure sockets layers, and secure electronic transactions in your discussion. are there any other ways that consumers and businesses can keep their payment information secure in an electronic commerce environment? do you feel that your information is safe when conducting electronic business? why or why not?

Which is the correct sequence of steps to set up a document in landscape orientation? a. select page setup from the file menu. then click the margins tab and select landscape. b. select page setup from the edit menu. then click the margins tab and select landscape. c. select page setup from the insert menu. then click the margins tab and select landscape. d. select page setup from the format menu. then click the margins tab and select landscape