Question

which type of sentence is this? variations of bowling have existed for centuries, but a standard form of the game wasnt established until various regional bowling clubs formed the american bowling congress in 1895. simple compound complex compound - complex

Explanation:

A compound sentence connects two independent clauses (complete thoughts) with a coordinating conjunction (here, "but"). The given sentence has two independent clauses: "Variations of bowling have existed for centuries" and "a standard form of the game wasn't established until various regional bowling clubs formed the American Bowling Congress in 1895", linked by "but".

Answer:

compound