jackson629
jackson629 jackson629
  • 03-02-2020
  • Law
contestada

why were hand pumps ineffective?
a. They were tiring to use
B they only worked near lakes or Rivers
C. they could not be relocated
d. they broke easily ​

Respuesta :

needforhelp
needforhelp needforhelp
  • 11-02-2020

Answer:

A

Explanation:

The answer is a because a human doesn't have unlimited stamina. Even the strongest man will get tired doing something too long.

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