Answer:
When he retired I bought not only all his big equipment but all his little toolboxes as well—they were treasures!
Explanation:
I took this quiz. This shows his interest and being willing to invest in it.
The answer is the first sentence- <span>For the first time in decades, Baby Boomers have been outnumbered by another group--the Millennials</span>
In the excerpt above, the sentence is a _compound-complex sentence_.
This one makes the most sense.