A Relaxed Spring Protrudes from an Opening 0

Multiple Choice

A relaxed spring protrudes from an opening 0.0500 meters as shown in Figure A.
A 1.00-kg block is found to just force the spring completely into the opening as shown in Figure B.
-How much potential energy is stored in the spring in Figure B?

A) 0.245 J
B) 0.490 J
C) 4.90 J
D) 9.80 J
E) zero J