1.) a. Noun
b. a feeling of uncertainty or lack of conviction.
2.) a. Verb
b. feel uncertain about.
Answer:

Explanation:
700 is not a good estimate for the sum of 435 and 368.
Round the numbers to nearest hundreds.


Let’s add the estimated numbers.

800 is a good estimate for the sum of 435 and 368.
<u>Accounting</u><u> </u><u>Period</u><u> </u> is the time period over which financial statements are produced, usually a year.

I think its pronoun but I am not sure