Identify the incorrectly punctuated sentence.

A. The child wore a pink cotton shirt.
B. We had a tiring, hot day outdoors.
C. She cooked a delicious healthy meal.
D. The game was a suspenseful, exciting experience.

B. We had a tiring, hot day outdoors. (This sentence should have a comma after "tiring" to separate it from the adjective "hot.")

The incorrectly punctuated sentence is D. "The game was a suspenseful, exciting experience."