A functional text is useful in everyday life because <span>it provides information to aid task performance. Manuals and instructions are examples of functional texts, because they serve the purpose of informing the reader as to how to perform some action. </span>
What is photosynthesis ?

The process through which green plants prepare their own food is known as photosynthesis.

<u>Photosynthesis- The food making process in Plants:</u>
The synthesis of food in plants occurs in their leaves. Hence, leaves are called the food factories of the plants. The leaves have a green pigment called chlorophyll. It helps leaves to capture the energy of the sunlight. This energy is used by the pants to synthesise their food using carbon dioxide and water. This process is known as Photosynthesis.
(photo = light ; synthesise = to combine) as it takes place in the presence of sunlight.

"The Olympics showcase athleticism and culture. Every four years, world athletes converge in a host city to compete in the winter or summer Olympics. During the 16-day event, international athletes participate in various feats of athletic skill depending on their area of expertise. Some sports, like figure skating, allow for the audience to experience the athlete’s home country’s music or style. When the closing ceremonies arrive, athletes and audience alike have gained new insight into athletic skill and diverse cultures of the world" is the best <span>example of a complete paragraph. The correct option among all the options that are given in the question is the second option or option "B".</span>
The answer is A. Hope I helped :)