Answer the following statements true (T) or false (F)

1) Any variables declared in a for statement header have block scope within
that statement.
2) Methods of a class can access all members defined in that class.
3) A local variable or reference declared in a block can be used in blocks in
which that block is nested.
4) Since memory in a computer is finite, a stack error may occur known as
stack overflow.

1) T
2) T
3) F
4) T