 
 <prompt> ```While dey study di relationship between di number of trees and di amount of atmospheric oxygen, which one of di following go dey most important to consider?
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Options na:
(a). contributions to atmospheric oxygen from sources other than trees.
(b). di ways wey industrialized nations dey use trees.
(c). di root area of trees.
(d). di bark mass of trees.``` <response>: ```(a).```
Translate di text above go Nigerian pidgin. If e get programming code inside am, leave am as e be. Don't add any extra statement for your response: 