Feelings of sadness
a. are only felt by those with depression
b. are one of the major symptoms of depression
c. usually also lead to panic attacks
d. should be ignored even when they last a long period of time

answer; (c); to assure that workers have the right to a safe workplace and that it is the employer's responsibility to provide safe and healthy workplace;

explanation:

daily refers to frequency, like weekly or monthly. take this medicine twice daily, once in the morning and again at bedtime. on a daily basis there refers to everyday life, to one's normal or usual behavior, activity, routine, or schedule, to the quotidien.