Correct Answer: B

Rationale: The correct answer is 'B: Outdated.' Obsolete refers to something that is outdated or no longer in use. 'Innovative' (choice A) means introducing new ideas or methods; 'Effective' (choice C) means successful in producing a desired result; 'Advanced' (choice D) means far on or ahead in development or progress. Therefore, 'Outdated' is the most appropriate antonym for 'Obsolete.'

Correct Answer: B

Rationale: The correct answer is B: Rush. To expedite means to accelerate the progress or speed of something, to hasten or facilitate. 'Transfer' (choice A) means to move from one place to another, 'Cancel' (choice C) means to call off, and 'Hold' (choice D) means to keep or detain. Therefore, 'Rush' is the most appropriate synonym for expedite in this context.

Correct Answer: A

Rationale: The correct answer is A: 'Movement of nutrients from the digestive tube into the bloodstream.' Absorption specifically refers to the process where nutrients are taken up by the body from the digestive tract into the bloodstream for utilization. Choices B, C, and D are incorrect. Choice B refers to the secretion of enzymes into the stomach, choice C refers to the absorption of water from the intestines, and choice D refers to the excretion of waste from the body, which are not the definitions of absorption.

Correct Answer: D

Rationale: TO GATHER TOGETHER means to bring things or people together in one place. The word "assemble" is synonymous with gathering together and is the most appropriate choice among the given options.

Correct Answer: B

Rationale: The correct answer is B, 'Wide open'. Gaping refers to something being wide open, not partially closed (choice A), narrow (choice C), or sealed (choice D). In the context of the question, 'Gaping' describes something that is open widely.