I believe it's an Indefinite pronoun. Hope this helps...
Answer:
Also a calendar may, by identifying a day, provide other useful information about the day such as its season. Calendars are also used to help people manage their personal schedules, time and activities, particularly when individuals have numerous work, school, and family commitments.
Explanation:
"Bee" has no meaning to a person who doesn't speak English, because it isn't a word you say everyday. It isn't very important to know what a bee is because it is just a bug, and bugs aren't very important to somebody who doesn't speak English. If people want to learn English, then they would need to know something we say everyday and that is important to everyday life, like food or sleep, not bee.
1 would be word divided in syllables
2 is word with double consonants
3 is a hyphenated number word
4 is hyphenated adjective
5 is two word compound
6 is hyphenated compound
7 is one word compound
A or D I think, but I really think it's A.