Correct Answer: B

Rationale: The correct answer is B: 'Straightforward.' Guileless means innocent, sincere, and without deceit. It describes someone who is honest and straightforward in their actions and speech. Choices A, C, and D are incorrect. 'Deceptive' means misleading or dishonest, 'Complex' means having many intricate parts, and 'Untrustworthy' means not reliable or trustworthy, all of which are opposite in meaning to guileless.

Correct Answer: B

Rationale: The correct answer is B: 'To begin or put into practice.' 'Initiate' means to start or commence something. Choice A, 'To finish,' is incorrect because 'Initiate' refers to the beginning of something, not its conclusion. Choice C, 'To delay,' is incorrect as it is the opposite of what 'Initiate' means. Choice D, 'To stop completely,' is also incorrect as it is the opposite of starting or initiating something.

Correct Answer: A

Rationale: Children depend on their parents for providing basic needs like food, clothing, and shelter. 'Shelter' refers to the physical protection and housing that parents are responsible for providing to their children. While security, guidance, and affection are also important aspects of parenting, in the context of the question, the most essential need after food and clothing is shelter.

Correct Answer: B

Rationale: The term 'Precept' refers to a guiding principle rather than just a rule, habit, or punishment. A precept is a general rule or principle guiding behavior, making choice B the correct answer. Choices A, C, and D are incorrect because a precept is more than just a simple rule, habit, or punishment; it encompasses a fundamental guiding principle that influences actions and decisions.

Correct Answer: B

Rationale: Consistency refers to the degree of viscosity of a fluid, indicating how thick or thin it is. Viscosity is the resistance of a fluid to flow, and it determines its consistency. Choices A, color, C, taste, and D, smell, are not related to consistency. Color, taste, and smell are sensory attributes that do not define the physical property of consistency in fluids.