Dengue virus is known to cause low platelet count in blood of patient by :
1. interfering in the process of platelet production in bone marrow
2. infecting endothelial cells
3. binding with platelets
4. accumulating platelets in intestine
Select the correct answer using the code given below:

Options

A. a.1 and 2 only
B. b.1 and 3 only
C. c.3 and 4
D. d.1, 2 and 3