Word formation from letters of PORTFOLIO Which ONE of the following words cannot be formed from “PORTFOLIO”, using each letter at most once?

Introduction / Context:
Identify the lone impossible option given the available letters.

Given Data / Assumptions:

• Source: PORTFOLIO ⇒ letters include P,O×3,R,T,F,L,I.
• No letter C.

Concept / Approach:
Any option requiring C is invalid outright.

Step-by-Step Solution:
“RIFT”, “ROOF”, “FORT” are feasible.“PORTICO” requires C, which is absent ⇒ cannot be formed.

Verification / Alternative check:
Scan for C in the source; it does not exist.

Why Other Options Are Wrong:
They can be made with the available letters.

Common Pitfalls:
Seeing “PORTICO” and assuming it must fit because it visually resembles the source.

Final Answer:
PORTICO