________ threats are specifically designed to overcome prevention measures and seek the most vulnerable point of attack.

Instance variables declared final do not or cannot:

a. Cause syntax errors if used as a left-hand value. b. Be initialized. c. Be modified after they are initialized. d. None of the above.

The trim method removes all white space that appear__________ a String.

a) in b) at the beginning of c) at the end of d) Both (b) and (c).