which of the following was the spark that caused progressive reformers to push for improved public services?
o
the election of theodore roosevelt as president
o
the rapid increase in urbanization
o
the completion of the transcontinental railroad.
the opening of public schools

The election of Theodore Roosevelt as president was the spark that caused progressive reformers to push for improved public services

Explanation:

He was a champion leader of the progressive era and was successful in launching domestic policies which was in favor of the society. He promoted fairness of laws for his citizens and improved railroad projects. The public system of education also underwent revolutionary changes.  

Many constructions of national parks and prevention of natural resources were the priority during the progressive reform era. He was also encouraging many social welfare programs and was against the charging of controversial high tariffs.

d

explanation:

a drastic rise in oil prices ended decades of postwar.