Periodic abstinence is which type of centraceptive method

Name the two types of contraceptive methods.

Periodic abstinence works between:

Assertion : Periodic abstinence is a method in which couples avoid from coitus from day 17 to 27 of menstrual cycle Reason : Periodic abstinence is very effective method and 100 % sure of birth control

Assertion : Periodic abstinence is a method in which couples avoid from coitus from day 17 to 27 of menstrual cycle Reason : Periodic abstinence is very effective method and 100 % sure of birth control

Assertion : Periodic abstinence is a method in which couples avoid from coitus from day 17 to 27 of menstrual cycle Reason : Periodic abstinence is very effective method and 100 % sure of birth control

Assertion : Periodic abstinence is a method in which couples avoid from coitus from day 17 to 27 of menstrual cycle Reason : Periodic abstinence is very effective method and 100 % sure of birth control

A: Periodic abstinence is one such natural method of contraception in which the couples avoid or abstain from coitus from day 10 to 17 of the menstrual cycle, when ovulation could be expected. R: Day 10 to day 17 of menstrual cycle is considered as safe period.

A: Periodic abstinence is one such natural method of contraception in which the couples avoid or abstain from coitus from day 10 to 17 of the menstrual cycle, when ovulation could be expected. R: Day 10 to day 17 of menstrual cycle is considered as safe period.