<span>Pierre, Micaela, and Jon are friends, but Pierre and Micaela are much closer to each other than either of them is to Jon. According to the concept of Triadic Closure Jon might be a friend of either of them and became friend to the person at some point in time through other person.</span>
<u>tracheids are not an element of phloem tissue, so the correct option is (1) Tracheids. Note: Phloem parenchyma is also a part of phloem tissue ,these cells are like ordinary parenchyma and are living.</u>
Answer:
D
to illustrate that science can help stop illness
and diseases