The correct answer is 2 and 3.
Indeed, it is not possible to create a schedule without knowing what the actual goals of the research will be since depending on the goals, the research may take a longer or shorter time since the goals will be contingent upon the actual means of the research team to achieve them and that will influence the time and the dates when such goals can be accomplished.
Therefore, it is first necessary to set the goals and then researchers will be able to determine the schedule.
Collective nouns are generally classified as A. singular
Though he wants to promote his religious beliefs, he is willing to make some sacrifices.
The priest understands that the traditional beliefs the Pueblo people are going to be hard to change. The priest gives in to Leon's requests because by ignoring them he would further ostracize himself from the tribe and have a harder time continuing to spread his religion. By attending the ceremony and contributing to it, he is showing respect for the Pueblo traditions and the people.