Talk to whoever in your school is in charge of scheduling for you (ex your guidance counselor) and talk to them about it
I believe the correct answer is inhibited temperament in childhood.
Jerome Kagan worked on his theory about childhood temperament which may affect adults greatly, and he came up with two types of temperament: inhibited and uninhibited. Inhibited temperament occurs with shy and fearful children, whereas uninhibited has to do with kids who are sociable and outgoing.
Answer:
30 CM one because the light gathering power will be better
Explanation:
Based on the information provided within the question it can be said that in this scenario the best option that you can choose from would be the 30 CM one because the light gathering power will be better on that one as opposed to the 20cm one. In telescopes the larger the lens, the clearer the image will be as it allows more light to enter and cause the image to be sharper.