"Sufficient" means enough or adequate to meet the needs.
- "Required" refers to something needed but doesn’t fit as well in this context.
- "Demanded" means something that is asked for, but it doesn’t convey the meaning of being adequate for students' needs.
- "Omitted" means to leave out, which doesn’t fit the context.
"Sufficient" refers to having enough of something to meet a particular need or purpose.
Although the new policy aims to increase efficiency, reducing costs, and enhancing employee satisfaction, some employees feel that the changes are too abrupt and poorly communicated.
Thank goodness, the damage to the car was \(\underline{neglectful.}\)
Among scientists, the discovery of the double helix structure of DNA and the genetic code it incorporates is widely regarded to be one of the most significant scientific discovery of the twentieth century.
If the President knew that his allies would let him down so suddenly, he would have handled them with the greatest care.