Directions: Read the following sentences carefully, choose the one that is grammatically/contextually incorrect, and mark it as your answer.
1
A flock of birds were flying south for the winter.
2
She writes every day to improve her storytelling skills.
3
Driving carefully in rainy weather can prevent many accidents.
4
His innovative approach to problem-solving sets him apart from his peers.
5
It's important to drink plenty of water throughout the day.