Identify what each of the following escape sequences represents:

a$.$ in

b$.11$

c$.1$ :

d$.1t$

Which data type would you use for each of the following kinds of data $($sometimes more than one type could be appropriatel?

a$.$ The population of East Simpleton

b$.$ The cost of a movie on DVD

c$.$ The most common letter in this chapter

d$.$ The number of times that the letter occurs in this chapter

$3.$ What is a syntax error? Give an example of one in English and one in $C.$

$4.$ What is a semantic error? Give an example of one in English and one in C$.$

$5.$ What does portability mean in the context of programming?