I am pretty sure that it is it welcome
<span />
The pronoun that complete the elliptical cause is "I" because sentence uses the word "My" in the very beginning of the sentence so that person is either talking for themselves or someone else, if for someone else than a name would be in The list of answers.
Because they wanted to stay because of the flowers, like brain washed
It's C, independent clause because those words can be turned into a sentence on it's own.
