Answer:
Experimental Research.
Explanation:
Experimental research is a research method based on scientific approach. The research helps to understand the cause-and-effect relationshio between the two variables, namely independent and dependent. Independent variable manipulated while dependent variable remains constant.
<u>In the given case, Caterpillar is using the experimental research method. Caterpillar is trying to understand the cause-and-effect relationship between the two variables-- the operators and two types of steering mechanisms, in which dependent variable-- the operators, remains constant, and steering mechanisms is manipulated.</u>
Thus the experimental research method is the correct answer.
D, I'm pretty sure it's D
Answer:AMERICAN SETTLERS MOVE TO TEXAS
Explanation:
To increase the non-Indian population in Texas and provide a buffer zone between its hostile tribes and the rest of Mexico, Spain began to recruit empresarios. An empresario was someone who brought settlers to the region in exchange for generous grants of land.
hope it help if not sorry