Does anyone know how to block someone on My cheating ex keeps texting me and he wont stop

Aproject involves many computing systems working together on disjointed task towards a single goal what form of computing would the project be using

Self contained sequences of actions to be performed are? a. expressions b. algorithms c. functions d. formulas

Aselect query joins tables together by their a. table names. b. primary keys. c. first entries. d. field names.