Final answer:
Jesus told his disciples that it was beneficial for Him to leave because upon His departure, He would send the Holy Spirit. This teaching is found in the Gospel of St. John, making the statement true.
Thus, the correct option is A.
Step-by-step explanation:
In the Gospel of St. John, Jesus tells his disciples that it is to their advantage that He goes away; for if He does not go away, the Helper will not come to them.
But if He goes, He will send Him (John 16:7). This indicates that the answer to the question is true, Jesus did indeed state that it was good He was going away because He would send the Holy Spirit to them.
Therefore, the correct option is A.True