It would take 18 days, because it takes 3,500 calories to gain a pound, 3500/200 is 17.5, round that up to 18.
That looks like Pseudostratified Columnar. Could be wrong but I'm 95% certain.
Hope this helps
I believe self esteem is about how confident one is with themselves and whether they are happy around people; if they have a low self esteem it means the person does not believe in themselves and sees themselves as not upto some sort of standard.