Topic: Noun
/ˈtɒp.ɪk/ US /ˈtɑː.pɪk/ noun [C]
a subject which is discussed, written about or studied:
Our discussion ranged over various topics, such as acid rain and the hole in the ozone layer.
An Online Academy for IELTS, TOEFL, GRE & Farsi
Topic: Noun
/ˈtɒp.ɪk/ US /ˈtɑː.pɪk/ noun [C]
a subject which is discussed, written about or studied:
Our discussion ranged over various topics, such as acid rain and the hole in the ozone layer.
Could you imagine, Every 4-year-old child ask 400 questions every days?
That is astonishing!