<span>When Victor was seventeen, his parents decided that it was time for him to attend the university of Ingolstadt in order to round out his education and introduce him to the customs of other countries</span>
The clause <em>Jacob had to buy a new cell phone </em>is an independent clause, meaning that it is complete and can stand on its own.
The remaining part, however, is a subordinate clause, or an adverb clause, to be more precise.
Word association since it associates, or compares, similar words
Idk what your poem is about