Brainly is not a place where you get people to write your essays. I would be happy to help but you should write the essay on your own.
Um...C? That's a weird question...
Answer:
Aphids remove sap from the plant with their piercing-sucking mouthparts. Tomato plants can tolerate large numbers of aphids without suffering yield loss. However, severe infestations can cause leaves to curl and may stunt plants.
I would say that learning another language is the most important for communication especially if one is in the country where the other language is spoken and is immersed in it then to be able to survive then one must learn the language and also the process of learning it requires reaching out to the local people and relying on their assistance which bonds one with the people of that country.