I'm really not sure but i think that its law because look at the LAW of gravity and it shows how gravity pretty much works
Chlorophyll's job in a plant is to absorb light—usually sunlight. The energy absorbed from light is transferred to two kinds of energy-storing molecules. Through photosynthesis, the plant uses the stored energy to convert carbon dioxide and water into glucose, a type of sugar.
Answer:
it will be the answer B. scientists discover new elenents.
Answer:
Option-A
Explanation:
In the given question, since the examiner has mentioned the time that the factor the researcher should include during the development of a new drug is "the placebo". A placebo is used during the experiment as control by and its effect depend on the expectations of the patient since the placebo does not contain the active drugs.
The FDA approval, informed consent and the information are not used until the study is going on.
Thus, Option-A is the correct answer.
the answer is c hope this helps