A firm's Petty Cash fund is set at $1911 on May 1, 2021. Which of the following would require the Petty cash account to be credited on May 31, 2021? O a. The Petty cash fund is short by $239 O b. The Petty cash fund is over by $382 O c. The Petty cash fund is being increased to $2111 O d. None of the other alternatives is correct O e. The Petty cash fund is being decreased to $1711