The man at the front giving the presentation is wearing a black shirt.
A man stands in front of a chalkboard saying something to an older man sitting to his left.
Bald man speaking in front of chalkboard to students sitting with laptops.
An old gentleman watching the  notebook is sitting and near the another man is standing.
A person staring at the laptop and sitting and a person standing in front talking and a person sitting and staring at him
A few people are in a conference room with a man at the front.
TREE PERSONS DOING DIFFERENT WORKS IN THE OFFICE CABIN.
Bald man wearing dark shirt standing near a projection display while another older man in suit sits at table in front of laptop and another man with dark hair sits on other side of table looking at projector display.
A man giving a presentation in front of others.
A man standing by the chalkboard is talking.