What is the most logical next event?

Litle kids are standing in front of a ouse talking to the camera and making lemonade. the kid

Select from:
a). put the lemon into the pitcher and pour water on it in small bowls.;
b). opens a pot and grab sugar and poured into a cup of water, lemon juice and mix it with a spoon.;
c). is talking to the camera showing the bottles and as he starts to drink he is trying to get the juice.;
d). in red sneaks and grabs two lemons and pours it into a cup.;
b).