Which sentence is correctly written and punctuated? O Mrs. Chava works with Mr. Jacks, an employee of Klinko; she has worked for the firm for 12 years. O Mrs. Chava works with Mr. Jacks, an employee of Klinko, she has worked for the firm for 12 years. O Mrs. Chava, works with Mr. Jacks, an employee of Klinko, she has worked for the firm for 12 years