An experiment conducted by researchers involved adding a synthesized female pheromone to the perfume of one group of women (the experimental group), and a placebo was added to another group (the control group). The researchers found that the women who had pheromone-treated perfume had intercourse more frequently than the control group. However, the two groups did not differ in their frequency of masturbation. This indicates that:

the pheromone increased the women's attractiveness to men

Explanation:

A pheromone is a chemical that a both animals and humans produce in order to attract the opposite sex. Therefore based on this information and the results of the research study it can be concluded that the pheromone increased the women's attractiveness to men. Which is why the group that were given the pheromone had intercourse more often.

hello,

your answer is ready

i believe its either the first or third option but i'm leaning more towards the third option:

the first excerpt makes a logical appeal, while the second excerpt makes an emotional appeal.

your pal

~papaguy