Here is a premise: "Two boys are looking upwards with their arms streteched to the sky, the boy on the left is wearing a blue vest jacket with a gray long-sleeved shirt and black jogging pants, and black tennis shoes and a hat, and the boy on the right is wearing a silver vest jacket, with blue long-sleeved undershirt, gray pants, and black tennis shoes and has black short hair and glasses."

Here is a hypothesis: "Boys are looking at the ground."

.Does the premise tell us whether the hypothesis is true?

Available options: A). yes; B). it is not possible to tell; C). no;
C).