The ArrayList class uses generics, which are:

Question $27$Answer

a$.$

parameterized types, meaning that the data type will be defined at the time a client class declares and instantiates an object of the class.

b$.$

parameterized types, meaning that programmers must specify the class of the objects they use.

c$.$

initialized types, meaning that programmers can design a code class without specifying the class of the objects they use.

d$.$

None of these is correct.