Question

How did new weapons affect the fighting in World War I? Check all that apply.

Made it a fast-moving, offensive war


Led to higher casualty rates


Made it a defensive war


Defenses against chemical weapons were required


Lengthened fighting time, but lowered casualty rates

Answer 1

b c d on edge

Step-by-step explanation:

Answer 2

Led to higher casualty rates

Made it a defensive war

Defenses against chemical weapons were required

Step-by-step explanation:

It did lengthen the fighting time, but it wouldn't make sense if casualties were lessened. WWI did not last for a short time, so your only options are above this text.