You are given a science question (easy-level) and four answer options (associated with "A", "B", "C", "D"). Your task is to find the correct answer based on scientific facts, knowledge, and reasoning. Do not generate anything else apart from one of the following characters: 'A', 'B, 'C', 'D'. There is only one correct answer for each question.

A leaf is covered in mud during a landslide. After one million years, this leaf will most likely be ___.
(A) a fossil (B) an animal species (C) a new plant species (D) a nonrenewable fuel
A

Parents with freckles often have children with freckles. This occurs because
(A) freckles develop from light. (B) certain foods cause freckles. (C) certain habits cause freckles. (D) freckles are an inherited trait.
D

The electromagnetic spectrum is the complete range of electromagnetic radiation ranging from radio waves to gamma rays. Which type of radiation in this spectrum is associated with observable colors such as red, green, and blue?
(A) gamma rays (B) X-rays (C) visible light (D) radio waves
C