selection;  choice;  option
 choices;  alternatives;  options
 counter for choices, options, etc.
 (only) one option;  one possible choice
 selection;  making a choice;  sifting;  decision to adopt or reject
 right to choose;  a say;  option
 choosing between two things;  two choices
 adoption;  selection;  choice
 elective subject or course
 selective;  optional;  alternative
 multiple choice (e.g. question)
 to be faced with the choice between two alternatives;  to be presented with two difficult choices
 selective system;  system that offers choices
 choosing one from among several;  multiple choice
 elective subject;  elective class
 choice of nationality;  choice of citizenship
 selective serotonin reuptake inhibitor;  SSRI
 selection condition;  selection conditions
 a good workman does not blame his tools
 function preselection capability
 (system of) optional separate surnames for married couples
 negative selection;  purifying selection
 choosing;  selecting;  deciding (on)
 the chosen one;  the chosen ones;  the select few
 entry-information-selection
 inherently optional token
 frequency selective fading
 selected executable test suite
 selective field protection
 selective abstract;  slanted abstract
 Switched Virtual Circuit;  SVC
 switched virtual connection;  SVC
 attribute-value-assertion
 coincident-current selection
 grade of delivery selection
 contextually optional token
 contextually optional element
 answer choices (e.g. for a questionnaire);  answer frame
 frequency-dependent selection
 a wise retainer chooses a great lord to serve; (lit.) a wise bird chooses a good tree in which to roost
 selection cutting (of trees);  selective cutting