Fever: a. May be helpful when the body temperature is slightly elevated enhancing metabolism and body repair.
b. Can be beneficial when the body temperature is greater than 5 degrees above normal since enzyme activity is compromised.
c. Occurs when pyrogens reset the hypothalamic thermostat to a lower setting.
d. Decreases the metabolic rate to slow bacterial growth

a. May be helpful when the body temperature is slightly elevated enhancing metabolism and body repair.

Explanation:

Fever may be helpful when the body temperature is slightly elevated enhancing metabolism and body repair and it does this by speeding up metabolism of the adaptive and innate immune system which helps in the repair of cells of the body.

Fever occurs when pyrogens reset the hypothalamic thermostat to a higher setting.

answer: fact: italy has over 300 islands ranging from extremely small uninhabited islands to the huge island of sicily.

explanation:

opinion: italy has way to many islands

european feudalism was a combination of legal and military customs in medieval europe that flourished between the 9th and 15th centuries. broadly defined, it was a way of structuring society around relationships derived from the holding of land in exchange for service or labour.

japanese feudalism. the era of feudalism in japan took place from the 12th through 19th centuries. during that period local rulers, either powerful families or military warlords, dominated the land, while the emperor was merely a figurehead and not a significant political presence.