I've added yet another example for your perusal.
A subject
The word "not" is commonly used to make a sentence negative. For example, "I am happy" becomes "I am not happy" when "not" is added.
stopped
To make this sentence parallel, the verbs and subject must be in agreement. "Clean stalls" would be a phrase that would make this sentence parallel.
I added flax seeds to my morning smoothie for added fiber and omega-3 fatty acids.
for an example:I added food coloring to the water to make it look pink
value added benefit
Beveled edges are a common aesthetic nicety added to window panes and mirrors. --Allyy.
Paul added numerous parenthetical statements to his complicated instruction manual to make it easier to understand.
The singer's guttural growls added a powerful intensity to the metal music.
Yes, the sentence is grammatically correct. However, you could improve it slightly by saying "I have sent an email requesting that you be added to the list" for better clarity and formality.
It would be a Base Isertion Mutation, and it would change the whole codeExample:Original Sentence- THE BIG DOG RAN AND HIT HIS ARMMutated Sentence- THE BAI GDO GRA NAN DHI THI SAR MThe sentence doesnt make sense because of the added A in BIG.