please help me by solving this question

When it snows , morning service on B is delayed
When it rains or snows , service on A, 2 and 3 are
delayed both in the morning and afternoon
When temp. falls below 30 degrees Fahrenheit afternoon service is
cancelled in either the A line or the 3 line,but not both.
When the temperature rises over 90 degrees farenheit,the afternoon
service is canceled in either the line C or the 3 line but not both.
When the service on the A line is delayed or canceled, service on the
C line which connects the A line, is delayed.
When service on the 3 line is canceled, service on the B line which
connects the 3 line is delayed.

Q1. On Jan 10th, with the temperature at 15 degree
Fahrenheit, it
snows all day. On how many lines will service be
affected, including both morning and afternoon.
(A) 2
(B) 3
(C) 4
(D) 5

Q2. On Aug 15th with the temperature at 97 degrees
Fahrenheit it begins
to rain at 1 PM. What is the minimum number
of lines on which service will be affected?
(A) 2
(B) 3
(C) 4
(D) 5


Q3. On which of the following occasions would service
be on the
greatest number of lines disrupted.
(A) A snowy afternoon with the temperature at 45
degree Fahrenheit
(B) A snowy morning with the temperature at 45 degree
Fahrenheit
(C) A rainy afternoon with the temperature at 45
degree Fahrenheit
(D) A rainy afternoon with the temperature at 95
degree Fahrenheit