Objects and Collections - Programming

Q1:

Which of the following are Java reserved words?
  1. run
  2. import
  3. default
  4. implement

A 1 and 2

B 2 and 3

C 3 and 4

D 2 and 4

ANS:B - 2 and 3

(2) - This is a Java keyword (3) - This is a Java keyword (1) - Is incorrect because although it is a method of Thread/Runnable it is not a keyword (4) - This is not a Java keyword the keyword is implements