((*Will mark brainiest to the first right answer for my question AND my riddle uwu*)) At which age do health officials recommend vaccinations begin?
1 year old
birth
1 month old
18 years old

*Riddle Time!*

An old man lived alone in a small cottage. One certain Thursday morning, while the mailman was delivering a letter he found out that the old man is murdered. He immediately calls the cops.

When the cops arrive at the scene. They find two bottles of milk, Monday’s newspaper, a catalog, flyers, and unopened mail. The police find the suspect. Who is the suspect and why?

Which must be kept in mind when determining if an explanation is correct? check all that apply.which must be kept in mind when determining if an explanation is correct? check all that apply.

Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.