Amino acids make up a protein chain
Answer : A, B , C
Explanation: the second option
Epithelial tissue covers the body surface and forms the lining for most internal cavities. The major function of epithelial tissue includes protection, secretion, absorption, and filtration. The skin is an organ made up of epithelial tissue which protects the body from dirt, dust, bacteria and other microbes that may be harmful. Cells of the epithelial tissue have different shapes as shown on the student's worksheet. Cells can be thin, flat to cubic to elongated. Cited from: https://www.msnucleus.org/membership/html/k-6/lc/humanbio/4/lchb4_3a.html
To demonstrate responsibility, the character must show initiative to do things that aren't necessarily just for fun or for your own benefit, such as helping a charity or cleaning a the house. The character will be able to look after others and show real selflessness.
