Greg is standing on a stool when Holly pushes the stool over, thereby causing Greg to fall and suffer an injury. Greg files a suit against Holly and Interstate Stools, Inc., the manufacturer. Considering all of the elements of a tort suit and predicting what is likely to be decided by a jury, strict liability is likely here against:

$1)$ Holly.

$2)$ Interstate Tools, Inc.

$3)$ a and b$.$

$4)$ neither a nor b$.$