ParticleSystem>Collision: Radius scale option gets hidden for 3D + World mode

1. What happened
ParticleSystem>Collision: Radius Scale option gets hidden for 3D + World mode

2. How we can reproduce it using the example you attached
Open scene 3D
Select Particle System in Hierarchy
Select Collision module
---> See that option 'Radius Scale' is missing
Change Collision mode to 2D or World to Plane
---> Radius Scale appears
Expected: It should be present for all modes.