Which sentence correctly describes the image?

a.
die kinder duschen sich.
b.
die kinder beeilen sich.
c.
die kinder putzen sich die zähne.
d.
die kinder stylen sich die haare.

C.  Die Kinder putzen sich die Zähne.

Explanation:

The children are brushing their teeth. That's what sentence C means, and that's what we see in the picture.    

You would have only one bird.

Explanation: the reason for this is because you shot only ONE bird which mean that you only have one bird.