Using complete sentences post a detailed response to the following. The art of sales is never more obvious than in a late-night infomercial. Tell about one infomercial that you have seen and what tactics the salesperson used to get the audience to buy their product. See if you can find a link to it online and post the link with your comment as well. Did watching the salesperson make you want to buy? Do you think you would be able to do the same marketing job as the salesperson?

A-12.3 an american spy is deep undercover in the hostile country of phonemia. in order not to waste scarce resources, any time he wants to send a message back home, he removes all the punctuation from his message and converts all the letters to uppercase. so, for example, to send the message, “abort the plan! meet at the dark cabin.” he would transmit given such a string, s, of n uppercase letters, describe an efficient way of breaking it into a sequence of valid english words. you may assume that you have a function, valid(s), which can take a character string, s, and return true if and only if s is a valid english word. what is the running time of your algorithm, assuming each call to the function, valid, runs in o(1) time?