Verbal Reasoning

Step 1: According to the definition, an informal gathering is when a group of people get together in a casual, relaxed manner.

Step 2: - (a) Mary sending out 25 invitations for a bridal shower implies a formal event with planned participation. - (b) The book club meeting is a regular and scheduled event, which makes it a more formal gathering. - (c) Kamalika running into Peter at an Italian restaurant doesn't reflect an intentional gathering of people, hence not informal in the sense of the definition. - (d) Jeremy and his coworkers deciding to go out for a quick drink after work is spontaneous, casual, and relaxed, fitting the description of an informal gathering. Thus, the best example of an informal gathering is option (d).

Let's look at the meanings of the words:

- "Pampering" means to treat someone with excessive care or indulgence.

- "Promoting" means to support or actively encourage something.

- "Nurturing" means to care for and encourage the growth or development of something.

- "Incubating" refers to the process of keeping something warm and protected for growth or development.

The first three words—"Promoting", "Nurturing", and "Incubating"—all relate to fostering growth, support, or development, while "Pampering" focuses on indulgence and excessive care, making it the odd one out. Thus, the correct answer is .