The problem of xenophobia is people. Xenophobia is hatred or dislike of people in general. It's objective is often removal of those people in various ways. An entire nation can be xenophobic and nationalistic which can lead to numerous problems such as wars or genocides.
Answer:
D. A runner trains four days a week for a year, improving her speed and stamina.
Explanation:
Reading benefits us by many different reasons like spelling, stretching our brains and other sort of things like that. however reading has changed since the oldern days as reading helps us have a better education and helps us in daily life, they didn't have these advantages back in the day