Which two statements from the passage best illustrate the central ideas? Gluten is a general name for protein found in wheat, rye, barley, and triticale. Some Americans just happen to react more severely than others to gluten. Eating in restaurants or in other people's homes is challenging for people with cellac disease Eating gluten has recently been discovered to contribute to such medical issues The gluten-free lifestyle has recently become a hot topic in the United States, Reset Next

all of the above

i think it is a conjuction because it is definitly not a preposition

see explanation.

explanation:

1. buoyant: happy and confident (e)

2. euphoric: in a state of great happiness (a)

3. jubilant: having a feeling of great happiness and excitement (b)

4. rapturous: feeling or expressing great joy (d)

*note that the difference in 1-4 can be shown by signal words such as "in a state of" for the term "euphoric," as "euphoric" would describe a state of euphoria.

5. untroubled: calm and tranquil (c)

6. cajole: to talk coaxingly and flatteringly (i)

7. harangue: to express oneself at considerable length (h)

8. quibble: to evade the truth of the point at issue by arguing over trifles (g)

9. whine: to complain in a childish, fretful manner and in a nasal tone (j)

10. rant: to talk bombastically (f)