Why was the tennis court oath taken

French Third Estate took the Tennis Court Oath voting "not to separate and to reassemble wherever necessary, until the Constitution of the kingdom is established"

Explanation:

The Tennis Court Oath was made to ensure the National Assembly would finish writing their new constitution on June 20th, 1789 and tt declared that members of the National Assembly would stay in the tennis court until they finished writing the new constitution.

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offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering

the correct answer is:   the domino theory states that if one country in a region came under the influence of communism, then the surrounding countries would follow in a domino effect.