PLEASE HELP
Caleb and Sergio stacked boxes on a shelf. Caleb lifted 14 boxes and Sergio lifted 12 boxes. The boxes that Sergio lifted each weighed 10 lb more than the boxes Caleb lifted.
Let c represent the weight of each box Caleb lifted.
Which expression represents the total number of pounds Sergio lifted?
A. 10(c−12)
B. 120c
C. c + 10
D. 12(c+10)
(explain your answer)