Can you change the sentences bellow to comound sentences please 1. the boy laughed. the girl giggled .

2. the brown squirrel ran up the tree . the dog did not bark .

3. julie wanted a piece of cake. her mom said no .

4. it was bedtime .it was still daylight .

1.  The boy laughed, so the girl giggled.

2. The brown squirrel ran up the tree, and the dog did not bark.

3. Julie wanted a piece of cake, but her mom said no.

4. It was bedtime, yet it was still daylight.

Explanation:

To create a compound sentence, simply use a comma and a coordinating conjunction (and, but, yet, so, or, for, nor).

i think its d, but grammarly says none

explanation:

we need to see the examples!