A properly functioning immune system is responsible for recognition of foreign material. surveillance of the body. destruction of foreign material. All of the above choices are correct. Only recognition of foreign material and destruction of foreign material are correct.

All of the above choices are correct.

Explanation:

The major role of the immune system of the body is to protect the body against the attack of the foreign agents like bacteria, virus and fungi and also to prevent the entry of foreign materials like pollen, dust particles and others. The immune system does the surveillance of body by checking the invasion of the foreign agents into the body and protecting their impact on the body. The white blood cells are phagocytic in nature, they engulf the foreign particles and causes their destruction.

- "ethical issues. deception – the participants actually believed they were shocking a real person and were unaware the learner was a confederate of milgram's. however, milgram argued that “illusion is used when necessary in order to set the stage for the revelation of certain difficult-to-get-at-truths.” "

- "milgram's work was conducted in the early 1960s before the current.the studies ignited a debate about the ethical treatment of participants. what appear to be dangerous, if not deadly, electric shocks and the by today's ethical standards, many questions about the research have gone unanswered."

the question deals with financial planning and the answer is that dan did not stay on budget due to the fact that this guy needs to start decreasing his discretionary spending. according to the financial plan, he needed to balance his expenses and resources.