d. escaping through gaps
Explanation:
'Escaping' is the gerund.
Answer: According to Lewis, Dickinson is an existential pioneer.
Gwyneth Lewis called Emily Dickinson an existential pioneer because Emily believed she made the decisions herself, and her poem also talks about making her own decisions without consulting anyone from the outside world. She does not accept people's opinions about religion or decisions.
She had her own way of doing this, and this shows why her poem was not famous and why she avoided glorification with her works. She made sure that her words were simple and reached many people, ”Lewis said about Emily.