I cannot get the little curve option boxes to show up

Rhino Rhino for Windows
1

i cannot get the little curve option boxes to show up

the ones that say, end, near, int

can someone tell me command to do it, i reset toolbars but that didnt work

2

click on the Osnap on the bottom of rhino.

snap.png1896×49 4.51 KB

Or the top menu from my picture Right mouse button on Osnap then Osnap control On