Trenches sheltered troops from atrillery and machine gun and rifle gire from across no mans land
assuming efficiency of each man to dig trench, in one day, for one hour is constant,

so one man, working for one hour in one day can dig 1.5 m
so 8 men, working 3 hours a day and will take, say $d$ number of days and efficiency will be constant. so,
$\frac32=\frac{220}{8\times3\times d}$
$\implies d=\frac{55}9=6.12$
Answer:
ANSWER: Students can perform several tasks in a digital environment. For example, they can watch instructional videos, take notes, and participate in peer discussions.
Answer: I think it would anger people who do not own slaves
(tell me if I’m wrong please)
Explanation: