The article states: However, snacks and other products also include sunflower seeds. The seeds contain healthy fats, protein, and fiber.Researchers hope the new hybrid will feature large yellow flowers brimming with abundant edible seeds. Which is the closest antonym for the word edible? A. gigantic B. toxic C. separate D. delicate

## Step 1
The problem asks us to find the closest antonym for the word 'edible'. An antonym is a word that has the opposite meaning of another word. In this case, we are looking for a word that means the opposite of something that can be eaten or consumed safely.

## Step 2
Let's analyze each option:
- A. 'Gigantic' refers to something very large. This does not provide an opposite meaning to 'edible'.
- B. 'Toxic' refers to something that is harmful or deadly if consumed. This is the opposite of 'edible', which means something that can be eaten safely.
- C. 'Separate' refers to something that is distinct or apart from others. This does not provide an opposite meaning to 'edible'.
- D. 'Delicate' refers to something that is fragile or requires careful handling. This does not provide an opposite meaning to 'edible'.

## Step 3
Based on the analysis, the word 'toxic' is the closest antonym for 'edible' because it means something that is harmful or deadly if consumed, which is the opposite of something that can be eaten safely.