Marza distrusts technology. Because the last time she tried to use the computer it crashed. Her ten-page research paper was destroyed.

What is the best way to rewrite these three clauses to make one compound-complex sentence?
A.
Marza distrusts technology because the last time she tried to use the computer, so it crashed, and her ten-page research paper was destroyed.
B.
Marza distrusts technology because the last time; she tried to use the computer it crashed, so her ten-page research paper was destroyed.
C.
Marza distrusts technology, but because the last time she tried to use the computer it crashed, but her ten-page research paper was destroyed.
D.
Marza distrusts technology because the last time she tried to use the computer it crashed, and her ten-page research paper was destroyed.

D. Marza distrusts technology because the last time she tried to use the computer it crashed, and her ten-page research paper was destroyed.