Rick Spends Four Hours Researching on the Internet and Does

Multiple Choice

Rick spends four hours researching on the internet and does 1090 J of work.In the process,his internal energy decreases by 2190 J.Determine the value of ,including the algebraic sign.

A) -1100 J
B) +1100 J
C) -2190 J
D) +3280 J
E) -3280 J