Here's why:
* Subject is the person or thing performing the action of the verb.
* Verb is the action word (in this case, "jumped").
The puppy is the one doing the jumping, so it's the subject.
Here's why:
* Subject is the person or thing performing the action of the verb.
* Verb is the action word (in this case, "jumped").
The puppy is the one doing the jumping, so it's the subject.