Which source would offer the most credible information about updates to traffic safety laws?

a. a magazine article printed in july 2014
b. a book published in december 1990
c. an interview conducted in october 1999
d. an online article written in july 2004

In the sentence above, which verb is the irregular verb? a. laid b. warmed c. removed d. walked

How can behavioral science be applied in improving public health? a. by tracking a disease to determine its sourceb. by creating promotions that improve health habitscboth by tracking a disease to determine its source and by creating promotions that improve health habitsd. neither by tracking a disease to determine its source or by creating promotions that improve health habits

On a scale 1 to 10 how responsible are you? explain your answer