13.9
Explanation: add the amount he doesn’t in gift A (10.7) and the amount he spent on part B (5.4) and you get 16.1. The. Subtract 16.1 from 30 and you get 13.9
Adele Goldberg and Robert Flegal of Xerox Palo Alto Research Center in 1982.
i hope this helps chu
Answer:b
Explanation:because an ocean getting calmer is an expression or a form of personification
Trees, shadows, detailed ground