Which sentence shows correct use of parentheses?

we will plant some vegetables broccoli, cauliflower, and brussels sprout (in our fall garden).

we will plant (some vegetables) broccoli, cauliflower, and brussels sprout in our fall garden.

we (will plant) some vegetables broccoli, cauliflower, and brussels sprout in our fall garden.

we will plant some vegetables (broccoli, cauliflower, and brussels sprout) in our fall garden.