20. Professionals are encouraged to have a lifetime _____ to their field of work. (A) adjustment (B) sustainment (C) commitment (D) inhabitation

6. Many of the major supermarket chains have come under fire with _____ of various unethical acts over the past decade. They have wasted tons of food, underpaid their suppliers, and contributed to excessive plastic waste in their packaging. (A) acclamations (B) accusations (C) explication (D) fraudulence