Which sentence is a run-on sentence? A.
Although Izzy was young, she had been on many hikes with her dad.
B.
Ben and Izzy both enjoyed hiking, so they went hiking together often.
C.
Sarah, Ben's other daughter, was not interested in hiking so she stayed home.
D.
Ben wanted to make sure Izzy was prepared to hike; therefore, he taught her hiking safety.

D.

Ben wanted to make sure Izzy was prepared to hike; therefore, he taught her hiking safety.

Explanation:

this one I think either that or C

C.

Explanation:

I'm pretty sure there has to be a comma after hiking because it's a different clause.

answer: this is not a good thesis statement because a thesis statement is not supposed to have questions in it. a thesis states your position on your topic. a question cannot state anything because it is not a statement. a question is a great lead in to a thesis, but it can't be the thesis.