The Sino-Tibetan language family has over 400 languages, and is the second largest family next to the Indo-European. It's early languages were Sinitic (Chinese), Tibitec, Karnic, Bodo-Garo, Kuki-Chin, Meitei, Tamangic, Bai, Jingpho-Luish, and Lolo-Burmese, but has 400+ languages/major dialects being used modernly.
Answer: descriptive because the scientists are writing down observations but not making comparisons
Explanation:
The options are:
a. comparative, because the scientists will be making observations in order to form a hypothesis
b. comparative, because the scientists are measuring dependent and independent variables.
c. descriptive, because the scientists are using independent variables to test a hypothesis.
d. descriptive, because the scientists are writing down observations but not making comparisons.
The best option that describes this type of investigation is descriptive because the scientists are writing down observations but not making comparisons.
The descriptive investigation is simply used to describe a phenomenon. A descriptive investigation gives an accurate and factual descriptions of a particular without comparing them.
The main idea is that all birding helps us learn about birds.
