What are the three reasons often put forward to explain the relatively high failure rate of internal new ventures?

$10-6$

Large$-$scale entry, good commercialization, and good implementation

Small$-$scale entry, poor commercialization, and good implementation

Large$-$scale entry, poor commercialization, and poor implementation

Small$-$scale entry, good commercialization, and good implementation

Small$-$scale entry, poor commercialization, and poor implementation