What is the number to be multiplied by \[{{(-7)}^{-1}}\] so as to get \[{{10}^{-1}}\] as the product?

• A.  \[\frac{-7}{10}\]                                              
• B.  \[\frac{7}{10}\]               
• C.  \[\frac{9}{10}\]               
• D.         \[\frac{-3}{10}\]