JJ$$s initial order would decrease, because the business is less profitable with the new clause.

JJ$$s initial order would decrease, because it can always order more later if needed.

JJ$$s initial order would increase, because the business is more profitable with the new clause.

JJ$$s initial order would increase, because the price $P is less than $$80.$

JJ$$s initial order may increase or decrease with the new clause, depending on the exact value of $P$.$