Final answer:
A peace officer or any other person may conduct a warrantless arrest when the offense committed in their presence or view is a felony, as this falls under the principle of probable cause.The correct option is A.
Step-by-step explanation:
The question pertains to the conditions under which a peace officer or any other person may conduct a warrantless arrest. The answer to the question 'A peace officer or any other person, may, without warrant, arrest an offender when the offense is committed in his/her presence or within his/her view, if the offense is' is A) A felony. Most states allow police officers to arrest someone suspected of a felony without a warrant if there is probable cause. Additionally, police can arrest people for misdemeanors they have directly witnessed. This principle is designed to allow officers to take immediate action to prevent harm and maintain public order.