What is the most effective way to combine sentences 11 and 12? OA.
Ackerman was a one-time literary agent, and he helped guide the careers of many science-
fiction writers, and those writers that he represented were Jerome Bixby, L. Ron Hubbard, Ray
Bradbury, and Isaac Asimov.
OB. Ackerman was a one-time literary agent, and he helped guide the careers of many science-
fiction writers.
OC. Ackerman was a one-time literary agent, and he helped guide the careers of many science-
fiction writers, and those writers include Jerome Bixby, L. Ron Hubbard, Ray Bradbury, and
Isaac Asimov.
OD
Ackerman was a one-time literary agent and helped guide the careers of many science-fiction
writers including Jerome Bixby, L. Ron Hubbard, Ray Bradbury, and Isaac Asimov.