a
The use of obsolete capital
b
Technological change
c
Expansion of land under cultivation
d
An increase in the labour force
Explanation
Correct Option
bVideo Explanation
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Discussions (3)
PuertoSans
9 years ago
That answer should be wrong.
I'd say it's technological change but since it's not specified whether that change is for better or worse, the best option then becomes (D): an increase in the labour force.
guyabel.tsb
9 years ago
The answer is wrong
correct answer - D increase in the labour force
cos when labour is at its best, this brings about increase in the total quantity
Orji_ogbonnaya
2 years ago
The answer is B because when it comes to accuracy, technology is the best productive device to use.
