Which of the following has the most positive connotation?

-exhausted

-sleepy

-lazy

-sluggish

Sleepy

Explanation:

Lazy and sluggish both reflect negatively on the person they describe, and exhaustion is extremely negative for the person experiencing it. Sleepy is considered something normal, and is the most positive out of these options.

I would say sleepy

Explanation:

I would say sleepy, but connotation is tricky because it is somewhat subjective. However, sleepy sounds the most benign out of the rest.