Looking up the word the way you think it is spelt.
The beginning starts off with "has taught" indicating a foreword. The passage also talks about past achievements and accomplishments.
students'
This is because in, "We were impressed by several students' drawings," many students are owning many drawings.
student's will not work because this sentence does not say that only one student owns this one drawing.
students will not work because this is not possessive.
As you get data from experiments so you get knowledge from research
Answer: According to reference.com, "In Act IV, Scene I, Juliet arrives crying at Friar Lawrence's, where she finds Paris, who believes she is crying over Tybalt's death. In reality, Juliet is crying because Romeo, her love, caused Tybalt's death and must now be exiled away from her."