Taking part in the research is voluntary, but if you choose to take part, you waive the right to legal redress for any research-related injuries
Answer: Option A.
<u>Explanation:</u>
Exculpatory language is the language which removes or waives away the legal rights of the people who are about to take part in any events or participate in any thing.
A consent form or an informed consent should not include any kind of the exculpatory language which results in the waiving away of the legal rights of the people who are going to sign the form for taking part in an event, in any research and so on.
Answer:
monetary policy can be described either in terms of money supply or in terms of interest rate.
Explanation:
monetary policy has to do with the way the central bank or any authority that governs how money is being supplied and interest rate in an economy. the most important form of the money is credit which can come inform of loans, mortgages, etc. monetary policy can be described either in terms of money supply or in terms of interest rate in the sense that it regulates both the money and interest rate in an economy.
Answer:
A). to track monthly changes in prices paid by urban consumers.
Explanation:
CPI(Consumer Price Index) is characterized as 'a statistical estimate of the price level of goods and services bought by consumers for consumption purposes by the households.' It primarily aims to estimate the change or swap in the prices of the weighted average price of the common basket(consumption goods, as well as, services that the consumers pay for). It is calculated using the formula;

where,
= current Consumer Price Index
= Current price basket
= Cost of price basket in the base year
It assists in deducing whether the average prices have received a fall or rise and determines inflation or deflation. Thus, <u>option A</u> is the correct answer.
Well I am glad you figured it out, good for you