Answer:
Both C and D
Explanation:
They are the same answer and there are only two options for the answer so I would just put both as the answer. these options are true so, they should be correct. The question is a little confusing so I'm sorry if this doesn't help much!
Answer:
A longitudinal study
Explanation:
A longitudinal study can be used to discover relationships between variables that are not related to various background variables. This observational research technique involves studying the same group of individuals over an extended period.
Answer:
when the temperature rise the content of the containers will heat even more causing the internal pressure to continue to rise.
Agreement or concord happens when a word changes form depending on the other words to which it relates. It is an instance of inflection, and usually involves making the value of some grammatical category "agree" between varied words or parts of the sentence.