Pyramids are * 1.royal tombs with four triangle-shaped sides that meet in a point on top.
2.stone tombs with four rectangle-shaped sides that join in a limestone roof.
3.warehouses where surplus food is stored.
4.temples where the people are allowed to come and pray.
help pls :(

Who was thomas jefferson and what was his constitution toward the development of the us government

Discuss the role of policy analysis in policy modification. include a description of a federal agency that supports policymaking through policy analysis.

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a researcher conducts a comparison of the comments made in a publicly available blog and the blogger's comments on a similar topic in a weekly magazine. undergraduate students in a field methods class are assigned a research question and asked to interview another classmate, to be followed by a class discussion on interview techniques. a cognitive psychologist enrolls undergraduate students for a computer-based study about the effect of mood on problem-solving behaviors. a researcher sets up a meeting with the superintendent of a large and diverse public school system to get data about the ethnic composition of the school system and the number of students receiving free lunches.