Find the Indicated Sum $$\sum _ { i = 1 } ^ { 5 } \frac { ( \mathrm { i } - 1 ) ! } { ( \mathrm { i } + 1 ) ! }$$

question 103

Multiple Choice

Find the indicated sum.
- $$\sum _ { i = 1 } ^ { 5 } \frac { ( \mathrm { i } - 1 ) ! } { ( \mathrm { i } + 1 ) ! }$$

• A) \(\frac { 9 } { 5 }\)
• B) \(\frac { 5 } { 6 }\)
• C) \(\frac { 21 } { 10 }\)
• D) \(\frac { 73 } { 30 }\)

---

Definitions:

Erikson's Theory

A psychosocial development theory by Erik Erikson that outlines eight stages of psychological development from infancy to adulthood.

Trust

The belief in the reliability, truth, ability, or strength of someone or something, fostering a sense of security and safety.

Authoritarian Parenting

A strict parenting style characterized by high demands and low responsiveness, focusing on obedience and discipline.

Strange Situation

A procedure developed by Mary Ainsworth to assess the quality of attachment relationships between infants and their caregivers using a series of introductions, separations, and reunions.