7. which of the following statements about connecting paragraphs is correct? a. you can't state an idea in paragraph 2 that's related to an idea in paragraph 1. b. a good connection between two paragraphs is an implied transition. c. two paragraphs may be joined by an action verb. d. you can use a pointing word in paragraph 2 that refers to a word in the paragraph 1.

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.