What Steps Should Be Taken to Subpoena Kevin, the Out-Of-State

Multiple Choice

What steps should be taken to subpoena Kevin, the out-of-state witness

A) Ian should prepare a subpoena and sign it.
B) Judge in courthouse where trial will be held must approve the subpoena.
C) Judge in state where Kevin lives must approve the subpoena.
D) All of these steps are required for an out-of-state witness.