Answer:A
Explanation:
Given Both works for 10 hours
Arnold produces 6 baskets per hour and Will Produces 4 baskets per hour
so in 10 hours
Arnold produces [tex]6\times 10=60 baskets[/tex]
Will produces [tex]4\times 10=40 baskets[/tex]
So in same time Arnold Produces more baskets hence his Productivity is more