If he ever wants to go to Africa, the 375 would cover a lot of ground. And, it's probably the most "shootable" big bore, if the 375 qualifies there. I think getting competent with a 375 would be a pretty good thing.
No, I wouldn't use it on whitetails, but you could. Heck in many states you're limited to 72 cal slugs or premium sabots putting out 3500 pounds of energy. I call that over kill ha!
TM
