Question

Select a detail that supports the following main idea.

Main idea: Dr. Allen made the first boiler test
Newcomen created an important advance.
Dr. Allen completed this work about 1730.
John Smeaten built and installed similar large engines.
sparked by the interest in fuel saving

Answer 1

i would guess 2 i have the same question and that is what im doing sorry if this doesnt help

Step-by-step explanation:

Answer 2

A : Newcomen created an important advance.

Step-by-step explanation: