An engineering company needs to solve a design problem. It is designing a high-speed train to transport passengers between Boston and Atlanta. Which statement is a constraint for this project? A. The train must have a dining car in which meals are served. B. The train must be able to carry at least 300 passengers. C. The train must cost less than $6 billion to build. D. The train must be able to complete the trip in six hours. PLEASE HELP​

Talc (french chalk) is the ingredient

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Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.