|Question 25Verbal

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While researching a topic, a student has taken the following notes:
• In a 2005 study, Rotundo and Aguiar tested the effect of plant litter on seedling emergence in a grassland setting.
• Plant litter includes dead leaves and other plant material.
• The test site was a dry grassland in Argentina.
• It was in a midlatitude/semidesert climate.
• The researchers found that in these environmental conditions the presence of plant litter had a positive effect on seedling emergence.
Which choice most effectively uses information from the given sentences to specify the characteristics of the test site?
The test was conducted in Argentina, in a dry grassland with a midlatitude/semidesert climate.
A
A study on the effects of plant litter on seedling emergence was conducted by Rotundo and Aguiar in 2005.
B
The researchers studied seedlings' ability to sprout above ground and begin photosynthesis, given the presence of plant litter and certain environmental conditions.
C
In a 2005 study, Rotundo and Aguiar found that the presence of plant litter had a positive effect on seedling emergence.
D