PIMSO 2022 - Science - Grade 4 - National Round Question 9

Question 9

You poured cold water in a glass and put it out of the balcony on a humid summer day. After some time, you noticed that the water level lowered and some drops appeared on the sides of the glass. Which of the following best explains the appearance of water droplets on the outside of the glass?
Question illustration

Original image credit: Theo7705, own work, CC BY-SA 4.0. https://commons.wikimedia.org/w/index.php?curid=48913057

Some of the water was absorbed by the glass
Some of the water was absorbed by the glass and went to the outer side
Some water evaporated
Some water vapor condensed on the sides of the glass
None of the above