To constitute lis pendens, which of the following conditions is NOT necessary?

The property in litigation is in the process of getting transferred

To constitute lis pendens, the following conditions should be satisfied:
a. A suit or proceeding involving the immovable property should be pending;
b. The right to the immovable property must be in question in the suit or proceeding;
c. The property in litigation should be transferred;
d. The transferred property should affect the rights of the other person to the transfer.