Which alerts can be selected when an XtremIO volume is created?

Which alerts can be selected when an XtremIO volume is created?

A.
Small IO (< 8 kB), aligned IO

B.
Small IO (< 8 kB), unaligned IO

C.
Small IO (< 4 kB), aligned IO

D.
Small IO (< 4 kB), unaligned IO