Step 1 : Introduction to the question "4. Jane Marple, a clever grandmotherly sleuth, is featured in which famous author's novels?"
...1. Josephine Tey 2. P. D. James 3. Agatha Christie 4. Sue Grafton Most mystery-novel lovers are familiar with this great author, who also wrote under the name Mary Westmacott. Jane Marple is but one of the fictional detectives created by the author. The disappearance of Agatha Christie for eleven days in 1926 is a mystery in itself. Many theories have been developed as to why she disappeared. Agatha herself never explained her disappearance.