Answer;
Indulges were his last straw and because of that led to the 95 thesis.
Explanation;
Martin Luther was a German monk theology teacher.
Martin Luther nailed the 95 these to the church door and got kicked out of the church. The long term impact of Martin Luther's break from the Catholic church, easy today as a result of his revaluation was; that he was excommunicated, led to prodastant reformations.
The correct answer to this open question is the following.
Yes, the growing number of interest groups support US Senator Byrd’s conclusion.
There is too much money involved in interest groups, and an increasing number of these groups have been appearing in the United States political scene. Senator Byrd was worried about this increased number and lack of control over these groups. Let's have in mind that these interest groups hire lobbyists to negotiate with legislators and offer support. But the US Congressmen had to be aware that it is the citizens that voted for them and put them in Congress as their representatives. So they serve the people, not the particular agendas of interest groups.
I believe it was a trade route that was used commercially. Traders often used this route because it stretched so long and wide across the US.
They had started using tools mad of bronze they melted and shaped into there tools