Tomatoes will cost more this year. Because of the heavy frost. A: comma splice
B: fragment
C: run-on
D: correct sentence

B, fragment

Explanation:

Because it didn’t finish the sentenc.

there's only 5: 00 to complete answer can i comment

mark twain, real name samuel langhorne clemens, was an american writer, humorist, entrepreneur, publisher, and lecturer. among his novels are the adventures of tom sawyer and its sequel, the adventures of huckleberry finn, the latter often called "the great american novel". wikipedia