question: Two friends are headed to the beach, Mike and John. Mike is white, and John is black. Both want to make the same amount of vitamin D through sun exposure. The person who will take less time to make the amount of vitamin D is
choices.text: Mike John
choices.label: A B
para: Pigments in the skin act like a filter that can prevent the skin from making vitamin D. As a result, people with darker skin need more time in the sun than people with lighter skin to make the same amount of vitamin D.
para_anno.effect_prop: time in the sun to make vitamin D
para_anno.cause_dir_str: darker
para_anno.effect_dir_str: more
para_anno.cause_dir_sign: MORE
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: dark skin
question_anno.less_effect_dir: less
question_anno.less_cause_prop: skin
question_anno.less_effect_prop: time
question_anno.less_cause_dir: time