Select the most appropriate option to fill in the blank.

She couldn't continue with a _________ diet to reduce her blood sugar.

balanced

The most appropriate option to fill in the blank is balanced.

• Practiced means to do something regularly or repeatedly. It does not make sense in the context of the sentence because it does not describe a diet.
• Shortened means to make something shorter. It does not make sense in the context of the sentence because it does not describe a diet.
• Maintained means to keep something in a certain condition. It does not make sense in the context of the sentence because it does not describe a diet.
• Balanced means having equal proportions of different things. It is the most appropriate option to fill in the blank because it describes a diet that is low in sugar and high in nutrients.