The curious Horse is the subject, They are just talking about “Jans popcorn”.
Pair of words that have prefixes that mean not: irresponsible, illegal; because IR and IL are negative prefixes. Other negative prefixes are IN – IM – IG – NON – UN, etc. Prefixes are morphemes (the smallest grammatical unit) added at the beginning of a word to change its meaning. There are different kinds of prefixes with multiple usages.
According to scientific research. I think it's option C -lower the temperature of an oli
True, students can learn foreign language on their own with the amount of resources we have in our phones, laptops, etc. But, teachers are also incredibly useful by giving workbooks, worksheets, quizzes and also being there to help pronunciation of the language, and it helps by having a real person for students to talk to.