A man with short hair wearing a turtleneck, smiling, waving or raising one hand, and facing side while standing. 

Man With Short Hair In Turtleneck Waving And Standing

A man with curly hair standing and holding out his hand while facing side and turning away.

Man With Curly Hair Standing And Holding Out Hand

A busy and overworked manager or employee surrounded by charts, graphs, and notifications.

A person with short hair wearing a turtle neck with elbow patches and boots, standing, smiling and waving with one hand.