Animal cells do have vacuoles although there is not a fixed amount of them. They are smaller than the large central vacuole in the plant cell and larger in number as well.
Your answer would be A. Sacrificing energy.
Being demanding of others' time is not an attractive thing. You become too dominant and controlling. Being critical of others is rude, and many people wouldn't want to be your friend. Losing a sense of identity is bad for yourself. It can lower your self esteem, and negatively affect your mental health.
So, with that explanation, the most reasonable answer would be A.
The inner wall of the esophagus is lined with stratified squamous epithelium. It shows up as large purple on your slide. Notice that the cells at the base of this epithelial layer are cuboidal. This is the region where mitosis occurs.
;)
A leaf is an organ because the leaf is made of lots of tissues. It helps the plants.