In this task, you are given two sentences in the English language (Sentence 1 and Sentence 2). Your task is to identify the connecting word between the two sentences.

Sentence 1:McGuffie chose Michigan over California , Notre Dame , Texas A&M , and USC . Sentence 2:However , when Rich Rodriguez took over as the head coach of Michigan , McGuffie had doubts about whether to stay , though in the end he remained committed to Michigan .
however

Sentence 1:Membership in the FDJ was nominally voluntary . Sentence 2:However , those who did not join lost access to organized holidays , and found it difficult ( if not impossible ) to be admitted to universities , pursue chosen careers etc .
however

Sentence 1:So , Gandhiji 's letters used to get misdirected . Sentence 2:Therefore , it was decided in 1940 to rename this village as Sevagram or ' the village of service ' .

therefore

