Phrase 1 and 3
Enjoying the various rides
Filled their hearts with great warmth
Artifactual Communication is what your looking for.
Assuming the underlined word is "leader," the correct answer is predicate nominative. Predicate nominative refers to a word that is in the nominative case and completes a copulative verb. In this sentence, the word "leader." Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.