In context, which is the best version.

one way that scientists do their job is by conducting experiments. the experiments that scientists conduct are like tests that they perform.

a. by conducting experiments, which are like tests
b. by conducting experiments or conduct tests that they perform.
c. by performing tests such as conducting experiments
d. by conducting tests like experiments which they perform
e. by testing experiments, which are like tests that they conduct

Which of these can an adverbial clause modify?

How does the author use the character of the nurse to develop the social issue of gender inequality? the nurse’s willingness to take care of nora when nora was little demonstrates a woman’s ability to do difficult work. the nurse’s need to give up a child in order to have a job demonstrates a woman’s inability to support herself. the fact that the nurse’s child wrote to her as a young girl and as an adult demonstrates a woman’s ability to keep friends forever. the nurse’s assurance to nora that her children ask for her often demonstrates women’s role in health care.

"she is his achilles' heel" is an example allusion alliteration simile personification