Which word is the subordinate conjunction in this sentence:

After Jenny cleaned her room, she played outside on her trampoline.

Which word is the subordinate conjunction?

Since the roads are covered in ice and too dangerous for driving, school will be cancelled today.

Which word is the subordinate conjunction?

Whether you like sledding, building a snowman, or an epic snow battle, there is something for everyone on a snowy day.

Which is the subordinate conjunction:

When Mr. Moose is grumpy, no one is happy.

Which is the subordinate conjunction:

Hot cocoa is the perfect treat to warm you up after a long day of playing in the snow.

Which is the subordinate conjunction:

Before you head outside to play, make sure you get all of your chores done first.

Which is the subordinate conjunction:

Fox zipped down the ice as Seal chased after the puck.

Which is the subordinate conjunction:

If you want to build a snowman, you need to find the best packing snow on the hill.

Which is the subordinate conjunction:

In case you were wondering, building an igloo can be very easy.

Which is the subordinate conjunction:

Even though the sun is shining, it is extremely cold outside.

Which is the subordinate conjunction:

When the ice cream is frozen, grab your spoons and enjoy!

Which is the subordinate conjunction:

The friends won their game because they worked together as a team.

Which is the subordinate conjunction:

The crowd cheers wildly whenever the hockey puck is hit into the goal.

Which is the subordinate conjunction:

While Dan ate his dinner, the glittering snow covered the ground like a blanket.