Gram is much smaller than kilogram, and a kilogram is much too big to fit in a pen cap! Your answer is grams.
Step 1: Buy it
Step 2: Groom it
Step 3: Feed it
Step 4: Leave it alone until the next time you repeat these steps.
I think its B but it Might be D but I think its B
The participle would be carbonated,
incase you need to know,
participle: a word formed from a verb.
Verb: a word that describes a feeling or texture
I believe the answer is improve, i hope this helps