Answer:
I first met my best friend three years ago
The letter following the quotation needs to be capital. This is because what the person said is also a sentence.
Example: As Mark was walking he said, "This is a beautiful day!"
Happy to help!
I have no clue what the word would be. maybe increase? Decrease? There may have been an audio playing on your site but we can't hear it here.
A thesis is the sentence usually used at the end of the beginning paragraph that restates the prompt and gives the basis of what the essay will be about