Respuesta :
Answer:
Laughter
Explanation:
The answer is "laughter" because in the sentence that "it" refers to laughter, it states "Its effects..." In prior sentences, the article talked about the beneficial effects of laughter.
Answer:
Laughter
Explanation:
The answer is "laughter" because in the sentence that "it" refers to laughter, it states "Its effects..." In prior sentences, the article talked about the beneficial effects of laughter.