Answer:
This Empirical evidence can be gathered using quantitative research and qualitative research methods.
Explanation:Empirical research method conducted can be using analysed quantitative and qualitative methods.
(1)Quantitative method: It is used to opinions behaviors or other defined variables.
(2)It is used to gather numerical data methods are survey polls.
(2)Qualitative method: it is used to find opinions,meaning,underline subject from its reasons.
(2)They are focus of groups, interviews,experiments.
B,C,E
The Oregon Trail led pioneers to rich farmlands, where they settled.
The California Trail split off from the Oregon Trail at the Rocky Mountains.
The California Trail attracted mainly pioneers seeking gold, especially after 1848.
Answer: The Soviet suffered extremely high casualties.
Islam spread through military conquest, trade, pilgrimage, and missionaries. Arab Muslim forces conquered vast territories and built imperial structures over time.
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